Home / 898,200.90-1,347,301.35-543,906.90

Finding the Fourth Proportional to 898,200.90, 1,347,301.35 and 543,906.90

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Solution

The fourth proportional to 898,200.90, 1,347,301.35 and 543,906.90 is: 815,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,200.90 : 1,347,301.35 = 543,906.90 : x
  2. Step 2: Convert to fraction form
    898,200.90/1,347,301.35 = 543,906.90/x
  3. Step 3: Cross multiply
    898,200.90x = 1,347,301.35 × 543,906.90
  4. Step 4: Simplify right side
    898,200.90x = 732,806,500,644.32
  5. Step 5: Solve for x
    x = 732,806,500,644.32/898,200.90
  6. Step 6: Final answer
    x = 815,860.35

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Half scale
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Double scale
Find fourth proportional to 898,201.90, 1,347,302.85 and 543,907.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.