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Finding the Fourth Proportional to 373,543.96, 560,480.64 and 196,008.16

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Solution

The fourth proportional to 373,543.96, 560,480.64 and 196,008.16 is: 294,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,543.96 : 560,480.64 = 196,008.16 : x
  2. Step 2: Convert to fraction form
    373,543.96/560,480.64 = 196,008.16/x
  3. Step 3: Cross multiply
    373,543.96x = 560,480.64 × 196,008.16
  4. Step 4: Simplify right side
    373,543.96x = 109,858,778,962.02
  5. Step 5: Solve for x
    x = 109,858,778,962.02/373,543.96
  6. Step 6: Final answer
    x = 294,098.66

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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.