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Finding the Fourth Proportional to 5,573,820.47, 8,360,743.73 and 1,530,363.65

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Solution

The fourth proportional to 5,573,820.47, 8,360,743.73 and 1,530,363.65 is: 2,295,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573,820.47 : 8,360,743.73 = 1,530,363.65 : x
  2. Step 2: Convert to fraction form
    5,573,820.47/8,360,743.73 = 1,530,363.65/x
  3. Step 3: Cross multiply
    5,573,820.47x = 8,360,743.73 × 1,530,363.65
  4. Step 4: Simplify right side
    5,573,820.47x = 12,794,978,241,901.88
  5. Step 5: Solve for x
    x = 12,794,978,241,901.88/5,573,820.47
  6. Step 6: Final answer
    x = 2,295,549.04

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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.