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Finding the Fourth Proportional to 437,915.38, 604,323.31 and 246,928.78

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Solution

The fourth proportional to 437,915.38, 604,323.31 and 246,928.78 is: 340,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,915.38 : 604,323.31 = 246,928.78 : x
  2. Step 2: Convert to fraction form
    437,915.38/604,323.31 = 246,928.78/x
  3. Step 3: Cross multiply
    437,915.38x = 604,323.31 × 246,928.78
  4. Step 4: Simplify right side
    437,915.38x = 149,224,817,663.86
  5. Step 5: Solve for x
    x = 149,224,817,663.86/437,915.38
  6. Step 6: Final answer
    x = 340,761.76

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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.