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Finding the Fourth Proportional to 543,824.36, 750,567.51 and 453,036.53

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Solution

The fourth proportional to 543,824.36, 750,567.51 and 453,036.53 is: 625,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,824.36 : 750,567.51 = 453,036.53 : x
  2. Step 2: Convert to fraction form
    543,824.36/750,567.51 = 453,036.53/x
  3. Step 3: Cross multiply
    543,824.36x = 750,567.51 × 453,036.53
  4. Step 4: Simplify right side
    543,824.36x = 340,034,500,261.14
  5. Step 5: Solve for x
    x = 340,034,500,261.14/543,824.36
  6. Step 6: Final answer
    x = 625,265.30

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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.