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Finding the Fourth Proportional to 259,951.74, 358,735.87 and 152,523.60

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Solution

The fourth proportional to 259,951.74, 358,735.87 and 152,523.60 is: 210,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,951.74 : 358,735.87 = 152,523.60 : x
  2. Step 2: Convert to fraction form
    259,951.74/358,735.87 = 152,523.60/x
  3. Step 3: Cross multiply
    259,951.74x = 358,735.87 × 152,523.60
  4. Step 4: Simplify right side
    259,951.74x = 54,715,686,341.53
  5. Step 5: Solve for x
    x = 54,715,686,341.53/259,951.74
  6. Step 6: Final answer
    x = 210,484.02

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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.