Home / 440,816.22-608,326.20-239,612.22

Finding the Fourth Proportional to 440,816.22, 608,326.20 and 239,612.22

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Solution

The fourth proportional to 440,816.22, 608,326.20 and 239,612.22 is: 330,664.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,816.22 : 608,326.20 = 239,612.22 : x
  2. Step 2: Convert to fraction form
    440,816.22/608,326.20 = 239,612.22/x
  3. Step 3: Cross multiply
    440,816.22x = 608,326.20 × 239,612.22
  4. Step 4: Simplify right side
    440,816.22x = 145,762,391,266.16
  5. Step 5: Solve for x
    x = 145,762,391,266.16/440,816.22
  6. Step 6: Final answer
    x = 330,664.76

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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.