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Finding the Fourth Proportional to 201,272.32, 277,463.07 and 140,654.76

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Solution

The fourth proportional to 201,272.32, 277,463.07 and 140,654.76 is: 193,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,272.32 : 277,463.07 = 140,654.76 : x
  2. Step 2: Convert to fraction form
    201,272.32/277,463.07 = 140,654.76/x
  3. Step 3: Cross multiply
    201,272.32x = 277,463.07 × 140,654.76
  4. Step 4: Simplify right side
    201,272.32x = 39,026,501,519.71
  5. Step 5: Solve for x
    x = 39,026,501,519.71/201,272.32
  6. Step 6: Final answer
    x = 193,899.00

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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.