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Finding the Fourth Proportional to 249,976.62, 375,001.88 and 72,460.53

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Solution

The fourth proportional to 249,976.62, 375,001.88 and 72,460.53 is: 108,701.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,976.62 : 375,001.88 = 72,460.53 : x
  2. Step 2: Convert to fraction form
    249,976.62/375,001.88 = 72,460.53/x
  3. Step 3: Cross multiply
    249,976.62x = 375,001.88 × 72,460.53
  4. Step 4: Simplify right side
    249,976.62x = 27,172,834,613.49
  5. Step 5: Solve for x
    x = 27,172,834,613.49/249,976.62
  6. Step 6: Final answer
    x = 108,701.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.