Home / 997,551.80-1,496,327.70-498,735.80

Finding the Fourth Proportional to 997,551.80, 1,496,327.70 and 498,735.80

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Solution

The fourth proportional to 997,551.80, 1,496,327.70 and 498,735.80 is: 748,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,551.80 : 1,496,327.70 = 498,735.80 : x
  2. Step 2: Convert to fraction form
    997,551.80/1,496,327.70 = 498,735.80/x
  3. Step 3: Cross multiply
    997,551.80x = 1,496,327.70 × 498,735.80
  4. Step 4: Simplify right side
    997,551.80x = 746,272,192,521.66
  5. Step 5: Solve for x
    x = 746,272,192,521.66/997,551.80
  6. Step 6: Final answer
    x = 748,103.70

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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.