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Finding the Fourth Proportional to 584,070.10, 876,105.15 and 584,070.10

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Solution

The fourth proportional to 584,070.10, 876,105.15 and 584,070.10 is: 876,105.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,070.10 : 876,105.15 = 584,070.10 : x
  2. Step 2: Convert to fraction form
    584,070.10/876,105.15 = 584,070.10/x
  3. Step 3: Cross multiply
    584,070.10x = 876,105.15 × 584,070.10
  4. Step 4: Simplify right side
    584,070.10x = 511,706,822,571.02
  5. Step 5: Solve for x
    x = 511,706,822,571.02/584,070.10
  6. Step 6: Final answer
    x = 876,105.15

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Double scale
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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.