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Finding the Fourth Proportional to 366,725.76, 506,123.52 and 205,624.32

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Solution

The fourth proportional to 366,725.76, 506,123.52 and 205,624.32 is: 283,785.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,725.76 : 506,123.52 = 205,624.32 : x
  2. Step 2: Convert to fraction form
    366,725.76/506,123.52 = 205,624.32/x
  3. Step 3: Cross multiply
    366,725.76x = 506,123.52 × 205,624.32
  4. Step 4: Simplify right side
    366,725.76x = 104,071,304,636.01
  5. Step 5: Solve for x
    x = 104,071,304,636.01/366,725.76
  6. Step 6: Final answer
    x = 283,785.09

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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.