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Finding the Fourth Proportional to 247,798.06, 341,950.32 and 140,365.93

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Solution

The fourth proportional to 247,798.06, 341,950.32 and 140,365.93 is: 193,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,798.06 : 341,950.32 = 140,365.93 : x
  2. Step 2: Convert to fraction form
    247,798.06/341,950.32 = 140,365.93/x
  3. Step 3: Cross multiply
    247,798.06x = 341,950.32 × 140,365.93
  4. Step 4: Simplify right side
    247,798.06x = 47,998,174,680.60
  5. Step 5: Solve for x
    x = 47,998,174,680.60/247,798.06
  6. Step 6: Final answer
    x = 193,698.75

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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.