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Finding the Fourth Proportional to 702,001.20, 1,053,001.80 and 566,698.80

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Solution

The fourth proportional to 702,001.20, 1,053,001.80 and 566,698.80 is: 850,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,001.20 : 1,053,001.80 = 566,698.80 : x
  2. Step 2: Convert to fraction form
    702,001.20/1,053,001.80 = 566,698.80/x
  3. Step 3: Cross multiply
    702,001.20x = 1,053,001.80 × 566,698.80
  4. Step 4: Simplify right side
    702,001.20x = 596,734,856,457.84
  5. Step 5: Solve for x
    x = 596,734,856,457.84/702,001.20
  6. Step 6: Final answer
    x = 850,048.20

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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.