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Finding the Fourth Proportional to 584,080.20, 876,509.10 and 268,374.60

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Solution

The fourth proportional to 584,080.20, 876,509.10 and 268,374.60 is: 402,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,080.20 : 876,509.10 = 268,374.60 : x
  2. Step 2: Convert to fraction form
    584,080.20/876,509.10 = 268,374.60/x
  3. Step 3: Cross multiply
    584,080.20x = 876,509.10 × 268,374.60
  4. Step 4: Simplify right side
    584,080.20x = 235,232,779,108.86
  5. Step 5: Solve for x
    x = 235,232,779,108.86/584,080.20
  6. Step 6: Final answer
    x = 402,740.55

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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.