Home / 284,266.26-392,277.33-156,941.55

Finding the Fourth Proportional to 284,266.26, 392,277.33 and 156,941.55

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Solution

The fourth proportional to 284,266.26, 392,277.33 and 156,941.55 is: 216,573.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,266.26 : 392,277.33 = 156,941.55 : x
  2. Step 2: Convert to fraction form
    284,266.26/392,277.33 = 156,941.55/x
  3. Step 3: Cross multiply
    284,266.26x = 392,277.33 × 156,941.55
  4. Step 4: Simplify right side
    284,266.26x = 61,564,612,200.06
  5. Step 5: Solve for x
    x = 61,564,612,200.06/284,266.26
  6. Step 6: Final answer
    x = 216,573.76

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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.