Home / 243,685.20-365,527.80-233,187.60

Finding the Fourth Proportional to 243,685.20, 365,527.80 and 233,187.60

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Solution

The fourth proportional to 243,685.20, 365,527.80 and 233,187.60 is: 349,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,685.20 : 365,527.80 = 233,187.60 : x
  2. Step 2: Convert to fraction form
    243,685.20/365,527.80 = 233,187.60/x
  3. Step 3: Cross multiply
    243,685.20x = 365,527.80 × 233,187.60
  4. Step 4: Simplify right side
    243,685.20x = 85,236,550,415.28
  5. Step 5: Solve for x
    x = 85,236,550,415.28/243,685.20
  6. Step 6: Final answer
    x = 349,781.40

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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.