Home / 906,188.24-1,250,571.84-498,321.20

Finding the Fourth Proportional to 906,188.24, 1,250,571.84 and 498,321.20

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Solution

The fourth proportional to 906,188.24, 1,250,571.84 and 498,321.20 is: 687,700.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,188.24 : 1,250,571.84 = 498,321.20 : x
  2. Step 2: Convert to fraction form
    906,188.24/1,250,571.84 = 498,321.20/x
  3. Step 3: Cross multiply
    906,188.24x = 1,250,571.84 × 498,321.20
  4. Step 4: Simplify right side
    906,188.24x = 623,186,459,995.01
  5. Step 5: Solve for x
    x = 623,186,459,995.01/906,188.24
  6. Step 6: Final answer
    x = 687,700.89

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Double scale
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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.