Home / 459,042.44-633,438.28-255,080.45

Finding the Fourth Proportional to 459,042.44, 633,438.28 and 255,080.45

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Solution

The fourth proportional to 459,042.44, 633,438.28 and 255,080.45 is: 351,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,042.44 : 633,438.28 = 255,080.45 : x
  2. Step 2: Convert to fraction form
    459,042.44/633,438.28 = 255,080.45/x
  3. Step 3: Cross multiply
    459,042.44x = 633,438.28 × 255,080.45
  4. Step 4: Simplify right side
    459,042.44x = 161,577,717,704.73
  5. Step 5: Solve for x
    x = 161,577,717,704.73/459,042.44
  6. Step 6: Final answer
    x = 351,988.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.