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Finding the Fourth Proportional to 374,616.52, 561,925.28 and 153,000.52

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Solution

The fourth proportional to 374,616.52, 561,925.28 and 153,000.52 is: 229,500.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,616.52 : 561,925.28 = 153,000.52 : x
  2. Step 2: Convert to fraction form
    374,616.52/561,925.28 = 153,000.52/x
  3. Step 3: Cross multiply
    374,616.52x = 561,925.28 × 153,000.52
  4. Step 4: Simplify right side
    374,616.52x = 85,974,860,041.15
  5. Step 5: Solve for x
    x = 85,974,860,041.15/374,616.52
  6. Step 6: Final answer
    x = 229,500.98

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1.5x scale

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.