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Finding the Fourth Proportional to 374,001.48, 561,050.69 and 171,548.78

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Solution

The fourth proportional to 374,001.48, 561,050.69 and 171,548.78 is: 257,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,001.48 : 561,050.69 = 171,548.78 : x
  2. Step 2: Convert to fraction form
    374,001.48/561,050.69 = 171,548.78/x
  3. Step 3: Cross multiply
    374,001.48x = 561,050.69 × 171,548.78
  4. Step 4: Simplify right side
    374,001.48x = 96,247,557,724.66
  5. Step 5: Solve for x
    x = 96,247,557,724.66/374,001.48
  6. Step 6: Final answer
    x = 257,345.39

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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.