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Finding the Fourth Proportional to 453,050.12, 625,195.86 and 249,101.30

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Solution

The fourth proportional to 453,050.12, 625,195.86 and 249,101.30 is: 343,752.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,050.12 : 625,195.86 = 249,101.30 : x
  2. Step 2: Convert to fraction form
    453,050.12/625,195.86 = 249,101.30/x
  3. Step 3: Cross multiply
    453,050.12x = 625,195.86 × 249,101.30
  4. Step 4: Simplify right side
    453,050.12x = 155,737,101,480.62
  5. Step 5: Solve for x
    x = 155,737,101,480.62/453,050.12
  6. Step 6: Final answer
    x = 343,752.48

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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.