Home / 293,627.90-440,441.85-288,707.15

Finding the Fourth Proportional to 293,627.90, 440,441.85 and 288,707.15

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Solution

The fourth proportional to 293,627.90, 440,441.85 and 288,707.15 is: 433,060.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,627.90 : 440,441.85 = 288,707.15 : x
  2. Step 2: Convert to fraction form
    293,627.90/440,441.85 = 288,707.15/x
  3. Step 3: Cross multiply
    293,627.90x = 440,441.85 × 288,707.15
  4. Step 4: Simplify right side
    293,627.90x = 127,158,711,254.23
  5. Step 5: Solve for x
    x = 127,158,711,254.23/293,627.90
  6. Step 6: Final answer
    x = 433,060.73

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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.