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Finding the Fourth Proportional to 235,670.01, 353,560.37 and 77,898.45

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Solution

The fourth proportional to 235,670.01, 353,560.37 and 77,898.45 is: 116,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,670.01 : 353,560.37 = 77,898.45 : x
  2. Step 2: Convert to fraction form
    235,670.01/353,560.37 = 77,898.45/x
  3. Step 3: Cross multiply
    235,670.01x = 353,560.37 × 77,898.45
  4. Step 4: Simplify right side
    235,670.01x = 27,541,804,414.93
  5. Step 5: Solve for x
    x = 27,541,804,414.93/235,670.01
  6. Step 6: Final answer
    x = 116,865.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.