Home / 284,920.53-393,169.59-157,598.25

Finding the Fourth Proportional to 284,920.53, 393,169.59 and 157,598.25

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Solution

The fourth proportional to 284,920.53, 393,169.59 and 157,598.25 is: 217,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,920.53 : 393,169.59 = 157,598.25 : x
  2. Step 2: Convert to fraction form
    284,920.53/393,169.59 = 157,598.25/x
  3. Step 3: Cross multiply
    284,920.53x = 393,169.59 × 157,598.25
  4. Step 4: Simplify right side
    284,920.53x = 61,962,839,337.22
  5. Step 5: Solve for x
    x = 61,962,839,337.22/284,920.53
  6. Step 6: Final answer
    x = 217,474.11

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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.