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Finding the Fourth Proportional to 8,897,369.70, 13,346,054.55 and 8,897,369.70

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Solution

The fourth proportional to 8,897,369.70, 13,346,054.55 and 8,897,369.70 is: 13,346,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,369.70 : 13,346,054.55 = 8,897,369.70 : x
  2. Step 2: Convert to fraction form
    8,897,369.70/13,346,054.55 = 8,897,369.70/x
  3. Step 3: Cross multiply
    8,897,369.70x = 13,346,054.55 × 8,897,369.70
  4. Step 4: Simplify right side
    8,897,369.70x = 118,744,781,367,717.12
  5. Step 5: Solve for x
    x = 118,744,781,367,717.12/8,897,369.70
  6. Step 6: Final answer
    x = 13,346,054.55

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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.