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Finding the Fourth Proportional to 7,369,407.60, 11,062,405.80 and 5,693,938.80

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Solution

The fourth proportional to 7,369,407.60, 11,062,405.80 and 5,693,938.80 is: 8,547,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369,407.60 : 11,062,405.80 = 5,693,938.80 : x
  2. Step 2: Convert to fraction form
    7,369,407.60/11,062,405.80 = 5,693,938.80/x
  3. Step 3: Cross multiply
    7,369,407.60x = 11,062,405.80 × 5,693,938.80
  4. Step 4: Simplify right side
    7,369,407.60x = 62,988,661,605,965.04
  5. Step 5: Solve for x
    x = 62,988,661,605,965.04/7,369,407.60
  6. Step 6: Final answer
    x = 8,547,316.83

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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.