Home / 997,554.30-1,496,331.45-498,738.30

Finding the Fourth Proportional to 997,554.30, 1,496,331.45 and 498,738.30

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Solution

The fourth proportional to 997,554.30, 1,496,331.45 and 498,738.30 is: 748,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,554.30 : 1,496,331.45 = 498,738.30 : x
  2. Step 2: Convert to fraction form
    997,554.30/1,496,331.45 = 498,738.30/x
  3. Step 3: Cross multiply
    997,554.30x = 1,496,331.45 × 498,738.30
  4. Step 4: Simplify right side
    997,554.30x = 746,277,803,609.54
  5. Step 5: Solve for x
    x = 746,277,803,609.54/997,554.30
  6. Step 6: Final answer
    x = 748,107.45

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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.