Home / 418,823.46-577,845.90-237,521.16

Finding the Fourth Proportional to 418,823.46, 577,845.90 and 237,521.16

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Solution

The fourth proportional to 418,823.46, 577,845.90 and 237,521.16 is: 327,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,823.46 : 577,845.90 = 237,521.16 : x
  2. Step 2: Convert to fraction form
    418,823.46/577,845.90 = 237,521.16/x
  3. Step 3: Cross multiply
    418,823.46x = 577,845.90 × 237,521.16
  4. Step 4: Simplify right side
    418,823.46x = 137,250,628,469.24
  5. Step 5: Solve for x
    x = 137,250,628,469.24/418,823.46
  6. Step 6: Final answer
    x = 327,705.21

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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.