Home / 272,001.60-374,522.40-226,123.20

Finding the Fourth Proportional to 272,001.60, 374,522.40 and 226,123.20

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Solution

The fourth proportional to 272,001.60, 374,522.40 and 226,123.20 is: 311,351.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,001.60 : 374,522.40 = 226,123.20 : x
  2. Step 2: Convert to fraction form
    272,001.60/374,522.40 = 226,123.20/x
  3. Step 3: Cross multiply
    272,001.60x = 374,522.40 × 226,123.20
  4. Step 4: Simplify right side
    272,001.60x = 84,688,203,559.68
  5. Step 5: Solve for x
    x = 84,688,203,559.68/272,001.60
  6. Step 6: Final answer
    x = 311,351.86

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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.