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Finding the Fourth Proportional to 244,592.40, 366,925.05 and 86,807.64

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Solution

The fourth proportional to 244,592.40, 366,925.05 and 86,807.64 is: 130,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,592.40 : 366,925.05 = 86,807.64 : x
  2. Step 2: Convert to fraction form
    244,592.40/366,925.05 = 86,807.64/x
  3. Step 3: Cross multiply
    244,592.40x = 366,925.05 × 86,807.64
  4. Step 4: Simplify right side
    244,592.40x = 31,851,897,647.38
  5. Step 5: Solve for x
    x = 31,851,897,647.38/244,592.40
  6. Step 6: Final answer
    x = 130,224.40

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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.