Home / 748,936.50-1,033,532.24-409,404.76

Finding the Fourth Proportional to 748,936.50, 1,033,532.24 and 409,404.76

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Solution

The fourth proportional to 748,936.50, 1,033,532.24 and 409,404.76 is: 564,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,936.50 : 1,033,532.24 = 409,404.76 : x
  2. Step 2: Convert to fraction form
    748,936.50/1,033,532.24 = 409,404.76/x
  3. Step 3: Cross multiply
    748,936.50x = 1,033,532.24 × 409,404.76
  4. Step 4: Simplify right side
    748,936.50x = 423,133,018,669.46
  5. Step 5: Solve for x
    x = 423,133,018,669.46/748,936.50
  6. Step 6: Final answer
    x = 564,978.50

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.