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Finding the Fourth Proportional to 400,177.71, 600,267.58 and 163,520.35

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Solution

The fourth proportional to 400,177.71, 600,267.58 and 163,520.35 is: 245,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,177.71 : 600,267.58 = 163,520.35 : x
  2. Step 2: Convert to fraction form
    400,177.71/600,267.58 = 163,520.35/x
  3. Step 3: Cross multiply
    400,177.71x = 600,267.58 × 163,520.35
  4. Step 4: Simplify right side
    400,177.71x = 98,155,962,865.78
  5. Step 5: Solve for x
    x = 98,155,962,865.78/400,177.71
  6. Step 6: Final answer
    x = 245,280.93

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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.