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Finding the Fourth Proportional to 272,335.56, 375,801.12 and 151,477.08

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Solution

The fourth proportional to 272,335.56, 375,801.12 and 151,477.08 is: 209,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,335.56 : 375,801.12 = 151,477.08 : x
  2. Step 2: Convert to fraction form
    272,335.56/375,801.12 = 151,477.08/x
  3. Step 3: Cross multiply
    272,335.56x = 375,801.12 × 151,477.08
  4. Step 4: Simplify right side
    272,335.56x = 56,925,256,318.33
  5. Step 5: Solve for x
    x = 56,925,256,318.33/272,335.56
  6. Step 6: Final answer
    x = 209,026.16

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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.