Home / 445,585.32-614,899.70-251,989.96

Finding the Fourth Proportional to 445,585.32, 614,899.70 and 251,989.96

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Solution

The fourth proportional to 445,585.32, 614,899.70 and 251,989.96 is: 347,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,585.32 : 614,899.70 = 251,989.96 : x
  2. Step 2: Convert to fraction form
    445,585.32/614,899.70 = 251,989.96/x
  3. Step 3: Cross multiply
    445,585.32x = 614,899.70 × 251,989.96
  4. Step 4: Simplify right side
    445,585.32x = 154,948,550,807.01
  5. Step 5: Solve for x
    x = 154,948,550,807.01/445,585.32
  6. Step 6: Final answer
    x = 347,741.60

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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.