Home / 440,028.32-607,234.20-246,437.78

Finding the Fourth Proportional to 440,028.32, 607,234.20 and 246,437.78

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Solution

The fourth proportional to 440,028.32, 607,234.20 and 246,437.78 is: 340,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,028.32 : 607,234.20 = 246,437.78 : x
  2. Step 2: Convert to fraction form
    440,028.32/607,234.20 = 246,437.78/x
  3. Step 3: Cross multiply
    440,028.32x = 607,234.20 × 246,437.78
  4. Step 4: Simplify right side
    440,028.32x = 149,645,448,188.08
  5. Step 5: Solve for x
    x = 149,645,448,188.08/440,028.32
  6. Step 6: Final answer
    x = 340,081.40

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Half scale
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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.