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Finding the Fourth Proportional to 366,912.08, 506,123.61 and 230,730.02

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Solution

The fourth proportional to 366,912.08, 506,123.61 and 230,730.02 is: 318,272.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912.08 : 506,123.61 = 230,730.02 : x
  2. Step 2: Convert to fraction form
    366,912.08/506,123.61 = 230,730.02/x
  3. Step 3: Cross multiply
    366,912.08x = 506,123.61 × 230,730.02
  4. Step 4: Simplify right side
    366,912.08x = 116,777,910,657.77
  5. Step 5: Solve for x
    x = 116,777,910,657.77/366,912.08
  6. Step 6: Final answer
    x = 318,272.19

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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.