Home / 408,536.16-563,740.32-236,419.92

Finding the Fourth Proportional to 408,536.16, 563,740.32 and 236,419.92

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Solution

The fourth proportional to 408,536.16, 563,740.32 and 236,419.92 is: 326,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,536.16 : 563,740.32 = 236,419.92 : x
  2. Step 2: Convert to fraction form
    408,536.16/563,740.32 = 236,419.92/x
  3. Step 3: Cross multiply
    408,536.16x = 563,740.32 × 236,419.92
  4. Step 4: Simplify right side
    408,536.16x = 133,279,441,355.17
  5. Step 5: Solve for x
    x = 133,279,441,355.17/408,536.16
  6. Step 6: Final answer
    x = 326,236.58

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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.