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Finding the Fourth Proportional to 8,773,200.80, 13,144,054.80 and 7,513,488.80

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Solution

The fourth proportional to 8,773,200.80, 13,144,054.80 and 7,513,488.80 is: 11,256,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773,200.80 : 13,144,054.80 = 7,513,488.80 : x
  2. Step 2: Convert to fraction form
    8,773,200.80/13,144,054.80 = 7,513,488.80/x
  3. Step 3: Cross multiply
    8,773,200.80x = 13,144,054.80 × 7,513,488.80
  4. Step 4: Simplify right side
    8,773,200.80x = 98,757,708,526,386.25
  5. Step 5: Solve for x
    x = 98,757,708,526,386.25/8,773,200.80
  6. Step 6: Final answer
    x = 11,256,747.77

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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.