Home / 321,877.60-444,182.13-176,683.28

Finding the Fourth Proportional to 321,877.60, 444,182.13 and 176,683.28

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Solution

The fourth proportional to 321,877.60, 444,182.13 and 176,683.28 is: 243,818.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,877.60 : 444,182.13 = 176,683.28 : x
  2. Step 2: Convert to fraction form
    321,877.60/444,182.13 = 176,683.28/x
  3. Step 3: Cross multiply
    321,877.60x = 444,182.13 × 176,683.28
  4. Step 4: Simplify right side
    321,877.60x = 78,479,553,424.88
  5. Step 5: Solve for x
    x = 78,479,553,424.88/321,877.60
  6. Step 6: Final answer
    x = 243,818.00

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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.