Home / 736,086.30-1,104,129.45-617,988.30

Finding the Fourth Proportional to 736,086.30, 1,104,129.45 and 617,988.30

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Solution

The fourth proportional to 736,086.30, 1,104,129.45 and 617,988.30 is: 926,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,086.30 : 1,104,129.45 = 617,988.30 : x
  2. Step 2: Convert to fraction form
    736,086.30/1,104,129.45 = 617,988.30/x
  3. Step 3: Cross multiply
    736,086.30x = 1,104,129.45 × 617,988.30
  4. Step 4: Simplify right side
    736,086.30x = 682,339,081,785.44
  5. Step 5: Solve for x
    x = 682,339,081,785.44/736,086.30
  6. Step 6: Final answer
    x = 926,982.45

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Double scale
Find fourth proportional to 736,087.30, 1,104,130.95 and 617,989.30
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.