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Finding the Fourth Proportional to 374,400.80, 561,601.60 and 93,918.06

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Solution

The fourth proportional to 374,400.80, 561,601.60 and 93,918.06 is: 140,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,400.80 : 561,601.60 = 93,918.06 : x
  2. Step 2: Convert to fraction form
    374,400.80/561,601.60 = 93,918.06/x
  3. Step 3: Cross multiply
    374,400.80x = 561,601.60 × 93,918.06
  4. Step 4: Simplify right side
    374,400.80x = 52,744,532,764.90
  5. Step 5: Solve for x
    x = 52,744,532,764.90/374,400.80
  6. Step 6: Final answer
    x = 140,877.19

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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.