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Finding the Fourth Proportional to 453,263.78, 625,515.82 and 249,319.96

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Solution

The fourth proportional to 453,263.78, 625,515.82 and 249,319.96 is: 344,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,263.78 : 625,515.82 = 249,319.96 : x
  2. Step 2: Convert to fraction form
    453,263.78/625,515.82 = 249,319.96/x
  3. Step 3: Cross multiply
    453,263.78x = 625,515.82 × 249,319.96
  4. Step 4: Simplify right side
    453,263.78x = 155,953,577,034.68
  5. Step 5: Solve for x
    x = 155,953,577,034.68/453,263.78
  6. Step 6: Final answer
    x = 344,068.03

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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.