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Finding the Fourth Proportional to 52,884,061.20, 79,326,091.80 and 52,884,061.20

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Solution

The fourth proportional to 52,884,061.20, 79,326,091.80 and 52,884,061.20 is: 79,326,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,884,061.20 : 79,326,091.80 = 52,884,061.20 : x
  2. Step 2: Convert to fraction form
    52,884,061.20/79,326,091.80 = 52,884,061.20/x
  3. Step 3: Cross multiply
    52,884,061.20x = 79,326,091.80 × 52,884,061.20
  4. Step 4: Simplify right side
    52,884,061.20x = 4,195,085,893,508,018
  5. Step 5: Solve for x
    x = 4,195,085,893,508,018/52,884,061.20
  6. Step 6: Final answer
    x = 79,326,091.80

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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.