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Finding the Fourth Proportional to 473,989.34, 710,839.41 and 249,227.84

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Solution

The fourth proportional to 473,989.34, 710,839.41 and 249,227.84 is: 373,765.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,989.34 : 710,839.41 = 249,227.84 : x
  2. Step 2: Convert to fraction form
    473,989.34/710,839.41 = 249,227.84/x
  3. Step 3: Cross multiply
    473,989.34x = 710,839.41 × 249,227.84
  4. Step 4: Simplify right side
    473,989.34x = 177,160,970,741.17
  5. Step 5: Solve for x
    x = 177,160,970,741.17/473,989.34
  6. Step 6: Final answer
    x = 373,765.73

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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.