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Finding the Fourth Proportional to 584,028.60, 876,042.90 and 528,041.40

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Solution

The fourth proportional to 584,028.60, 876,042.90 and 528,041.40 is: 792,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,028.60 : 876,042.90 = 528,041.40 : x
  2. Step 2: Convert to fraction form
    584,028.60/876,042.90 = 528,041.40/x
  3. Step 3: Cross multiply
    584,028.60x = 876,042.90 × 528,041.40
  4. Step 4: Simplify right side
    584,028.60x = 462,586,919,376.06
  5. Step 5: Solve for x
    x = 462,586,919,376.06/584,028.60
  6. Step 6: Final answer
    x = 792,062.10

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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.