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Finding the Fourth Proportional to 585,297.76, 877,030.80 and 452,505.28

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Solution

The fourth proportional to 585,297.76, 877,030.80 and 452,505.28 is: 678,049.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,297.76 : 877,030.80 = 452,505.28 : x
  2. Step 2: Convert to fraction form
    585,297.76/877,030.80 = 452,505.28/x
  3. Step 3: Cross multiply
    585,297.76x = 877,030.80 × 452,505.28
  4. Step 4: Simplify right side
    585,297.76x = 396,861,067,722.62
  5. Step 5: Solve for x
    x = 396,861,067,722.62/585,297.76
  6. Step 6: Final answer
    x = 678,049.87

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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.