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Finding the Fourth Proportional to 584,003.40, 876,005.10 and 580,066.80

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Solution

The fourth proportional to 584,003.40, 876,005.10 and 580,066.80 is: 870,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,003.40 : 876,005.10 = 580,066.80 : x
  2. Step 2: Convert to fraction form
    584,003.40/876,005.10 = 580,066.80/x
  3. Step 3: Cross multiply
    584,003.40x = 876,005.10 × 580,066.80
  4. Step 4: Simplify right side
    584,003.40x = 508,141,475,140.68
  5. Step 5: Solve for x
    x = 508,141,475,140.68/584,003.40
  6. Step 6: Final answer
    x = 870,100.20

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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.