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Finding the Fourth Proportional to 7,098,435.03, 9,784,364.04 and 5,547,000.33

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Solution

The fourth proportional to 7,098,435.03, 9,784,364.04 and 5,547,000.33 is: 7,645,892.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,435.03 : 9,784,364.04 = 5,547,000.33 : x
  2. Step 2: Convert to fraction form
    7,098,435.03/9,784,364.04 = 5,547,000.33/x
  3. Step 3: Cross multiply
    7,098,435.03x = 9,784,364.04 × 5,547,000.33
  4. Step 4: Simplify right side
    7,098,435.03x = 54,273,870,558,720.13
  5. Step 5: Solve for x
    x = 54,273,870,558,720.13/7,098,435.03
  6. Step 6: Final answer
    x = 7,645,892.42

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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.