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Finding the Fourth Proportional to 585,001.20, 877,501.80 and 519,682.80

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Solution

The fourth proportional to 585,001.20, 877,501.80 and 519,682.80 is: 779,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,001.20 : 877,501.80 = 519,682.80 : x
  2. Step 2: Convert to fraction form
    585,001.20/877,501.80 = 519,682.80/x
  3. Step 3: Cross multiply
    585,001.20x = 877,501.80 × 519,682.80
  4. Step 4: Simplify right side
    585,001.20x = 456,022,592,429.04
  5. Step 5: Solve for x
    x = 456,022,592,429.04/585,001.20
  6. Step 6: Final answer
    x = 779,524.20

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Similar ratio
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1.5x scale

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.