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Finding the Fourth Proportional to 584,418.60, 876,656.70 and 304,482.60

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Solution

The fourth proportional to 584,418.60, 876,656.70 and 304,482.60 is: 456,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,418.60 : 876,656.70 = 304,482.60 : x
  2. Step 2: Convert to fraction form
    584,418.60/876,656.70 = 304,482.60/x
  3. Step 3: Cross multiply
    584,418.60x = 876,656.70 × 304,482.60
  4. Step 4: Simplify right side
    584,418.60x = 266,926,711,323.42
  5. Step 5: Solve for x
    x = 266,926,711,323.42/584,418.60
  6. Step 6: Final answer
    x = 456,738.90

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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.