Home / 703,467.46-970,834.35-397,572.11

Finding the Fourth Proportional to 703,467.46, 970,834.35 and 397,572.11

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Solution

The fourth proportional to 703,467.46, 970,834.35 and 397,572.11 is: 548,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,467.46 : 970,834.35 = 397,572.11 : x
  2. Step 2: Convert to fraction form
    703,467.46/970,834.35 = 397,572.11/x
  3. Step 3: Cross multiply
    703,467.46x = 970,834.35 × 397,572.11
  4. Step 4: Simplify right side
    703,467.46x = 385,976,660,989.98
  5. Step 5: Solve for x
    x = 385,976,660,989.98/703,467.46
  6. Step 6: Final answer
    x = 548,677.35

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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.