Home / 751,691.84-1,038,709.05-547,387.16

Finding the Fourth Proportional to 751,691.84, 1,038,709.05 and 547,387.16

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Solution

The fourth proportional to 751,691.84, 1,038,709.05 and 547,387.16 is: 756,395.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,691.84 : 1,038,709.05 = 547,387.16 : x
  2. Step 2: Convert to fraction form
    751,691.84/1,038,709.05 = 547,387.16/x
  3. Step 3: Cross multiply
    751,691.84x = 1,038,709.05 × 547,387.16
  4. Step 4: Simplify right side
    751,691.84x = 568,575,996,945.80
  5. Step 5: Solve for x
    x = 568,575,996,945.80/751,691.84
  6. Step 6: Final answer
    x = 756,395.06

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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.