Home / 747,904.20-1,120,544.10-614,059.80

Finding the Fourth Proportional to 747,904.20, 1,120,544.10 and 614,059.80

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Solution

The fourth proportional to 747,904.20, 1,120,544.10 and 614,059.80 is: 920,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,904.20 : 1,120,544.10 = 614,059.80 : x
  2. Step 2: Convert to fraction form
    747,904.20/1,120,544.10 = 614,059.80/x
  3. Step 3: Cross multiply
    747,904.20x = 1,120,544.10 × 614,059.80
  4. Step 4: Simplify right side
    747,904.20x = 688,081,085,937.18
  5. Step 5: Solve for x
    x = 688,081,085,937.18/747,904.20
  6. Step 6: Final answer
    x = 920,012.33

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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.