Home / 1,065,086.70-1,597,638.15-355,113.60

Finding the Fourth Proportional to 1,065,086.70, 1,597,638.15 and 355,113.60

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Solution

The fourth proportional to 1,065,086.70, 1,597,638.15 and 355,113.60 is: 532,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,086.70 : 1,597,638.15 = 355,113.60 : x
  2. Step 2: Convert to fraction form
    1,065,086.70/1,597,638.15 = 355,113.60/x
  3. Step 3: Cross multiply
    1,065,086.70x = 1,597,638.15 × 355,113.60
  4. Step 4: Simplify right side
    1,065,086.70x = 567,343,034,943.84
  5. Step 5: Solve for x
    x = 567,343,034,943.84/1,065,086.70
  6. Step 6: Final answer
    x = 532,673.10

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Double scale
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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.