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Finding the Fourth Proportional to 478,583.04, 717,744.96 and 242,063.04

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Solution

The fourth proportional to 478,583.04, 717,744.96 and 242,063.04 is: 363,029.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,583.04 : 717,744.96 = 242,063.04 : x
  2. Step 2: Convert to fraction form
    478,583.04/717,744.96 = 242,063.04/x
  3. Step 3: Cross multiply
    478,583.04x = 717,744.96 × 242,063.04
  4. Step 4: Simplify right side
    478,583.04x = 173,739,526,962.28
  5. Step 5: Solve for x
    x = 173,739,526,962.28/478,583.04
  6. Step 6: Final answer
    x = 363,029.01

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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.