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Finding the Fourth Proportional to 328,737.10, 453,670.86 and 185,497.24

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Solution

The fourth proportional to 328,737.10, 453,670.86 and 185,497.24 is: 255,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,737.10 : 453,670.86 = 185,497.24 : x
  2. Step 2: Convert to fraction form
    328,737.10/453,670.86 = 185,497.24/x
  3. Step 3: Cross multiply
    328,737.10x = 453,670.86 × 185,497.24
  4. Step 4: Simplify right side
    328,737.10x = 84,154,692,398.43
  5. Step 5: Solve for x
    x = 84,154,692,398.43/328,737.10
  6. Step 6: Final answer
    x = 255,993.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.