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Finding the Fourth Proportional to 376,885.50, 565,587.45 and 155,269.50

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Solution

The fourth proportional to 376,885.50, 565,587.45 and 155,269.50 is: 233,011.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,885.50 : 565,587.45 = 155,269.50 : x
  2. Step 2: Convert to fraction form
    376,885.50/565,587.45 = 155,269.50/x
  3. Step 3: Cross multiply
    376,885.50x = 565,587.45 × 155,269.50
  4. Step 4: Simplify right side
    376,885.50x = 87,818,480,567.78
  5. Step 5: Solve for x
    x = 87,818,480,567.78/376,885.50
  6. Step 6: Final answer
    x = 233,011.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.