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Finding the Fourth Proportional to 366,895.60, 549,306.60 and 329,570.80

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Solution

The fourth proportional to 366,895.60, 549,306.60 and 329,570.80 is: 493,424.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,895.60 : 549,306.60 = 329,570.80 : x
  2. Step 2: Convert to fraction form
    366,895.60/549,306.60 = 329,570.80/x
  3. Step 3: Cross multiply
    366,895.60x = 549,306.60 × 329,570.80
  4. Step 4: Simplify right side
    366,895.60x = 181,035,415,607.28
  5. Step 5: Solve for x
    x = 181,035,415,607.28/366,895.60
  6. Step 6: Final answer
    x = 493,424.88

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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.