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Finding the Fourth Proportional to 546,566.77, 818,168.63 and 356,618.13

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Solution

The fourth proportional to 546,566.77, 818,168.63 and 356,618.13 is: 533,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,566.77 : 818,168.63 = 356,618.13 : x
  2. Step 2: Convert to fraction form
    546,566.77/818,168.63 = 356,618.13/x
  3. Step 3: Cross multiply
    546,566.77x = 818,168.63 × 356,618.13
  4. Step 4: Simplify right side
    546,566.77x = 291,773,766,855.26
  5. Step 5: Solve for x
    x = 291,773,766,855.26/546,566.77
  6. Step 6: Final answer
    x = 533,830.05

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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.