Home / 537,802.32-742,161.20-296,079.88

Finding the Fourth Proportional to 537,802.32, 742,161.20 and 296,079.88

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Solution

The fourth proportional to 537,802.32, 742,161.20 and 296,079.88 is: 408,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,802.32 : 742,161.20 = 296,079.88 : x
  2. Step 2: Convert to fraction form
    537,802.32/742,161.20 = 296,079.88/x
  3. Step 3: Cross multiply
    537,802.32x = 742,161.20 × 296,079.88
  4. Step 4: Simplify right side
    537,802.32x = 219,738,999,036.66
  5. Step 5: Solve for x
    x = 219,738,999,036.66/537,802.32
  6. Step 6: Final answer
    x = 408,586.93

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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.