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Finding the Fourth Proportional to 473,191.18, 653,061.14 and 269,291.70

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Solution

The fourth proportional to 473,191.18, 653,061.14 and 269,291.70 is: 371,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,191.18 : 653,061.14 = 269,291.70 : x
  2. Step 2: Convert to fraction form
    473,191.18/653,061.14 = 269,291.70/x
  3. Step 3: Cross multiply
    473,191.18x = 653,061.14 × 269,291.70
  4. Step 4: Simplify right side
    473,191.18x = 175,863,944,594.54
  5. Step 5: Solve for x
    x = 175,863,944,594.54/473,191.18
  6. Step 6: Final answer
    x = 371,655.16

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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.