Home / 762,152.85-1,051,695.14-439,966.75

Finding the Fourth Proportional to 762,152.85, 1,051,695.14 and 439,966.75

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Solution

The fourth proportional to 762,152.85, 1,051,695.14 and 439,966.75 is: 607,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,152.85 : 1,051,695.14 = 439,966.75 : x
  2. Step 2: Convert to fraction form
    762,152.85/1,051,695.14 = 439,966.75/x
  3. Step 3: Cross multiply
    762,152.85x = 1,051,695.14 × 439,966.75
  4. Step 4: Simplify right side
    762,152.85x = 462,710,887,478.12
  5. Step 5: Solve for x
    x = 462,710,887,478.12/762,152.85
  6. Step 6: Final answer
    x = 607,110.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.