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Finding the Fourth Proportional to 651,471.15, 977,206.73 and 494,007.15

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Solution

The fourth proportional to 651,471.15, 977,206.73 and 494,007.15 is: 741,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,471.15 : 977,206.73 = 494,007.15 : x
  2. Step 2: Convert to fraction form
    651,471.15/977,206.73 = 494,007.15/x
  3. Step 3: Cross multiply
    651,471.15x = 977,206.73 × 494,007.15
  4. Step 4: Simplify right side
    651,471.15x = 482,747,109,178.08
  5. Step 5: Solve for x
    x = 482,747,109,178.08/651,471.15
  6. Step 6: Final answer
    x = 741,010.73

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Half scale
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Double scale
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Similar ratio
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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.