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Finding the Fourth Proportional to 473,864.27, 653,931.11 and 259,004.21

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Solution

The fourth proportional to 473,864.27, 653,931.11 and 259,004.21 is: 357,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,864.27 : 653,931.11 = 259,004.21 : x
  2. Step 2: Convert to fraction form
    473,864.27/653,931.11 = 259,004.21/x
  3. Step 3: Cross multiply
    473,864.27x = 653,931.11 × 259,004.21
  4. Step 4: Simplify right side
    473,864.27x = 169,370,909,244.95
  5. Step 5: Solve for x
    x = 169,370,909,244.95/473,864.27
  6. Step 6: Final answer
    x = 357,424.94

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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.