Home / 284,276.02-392,301.49-156,951.86

Finding the Fourth Proportional to 284,276.02, 392,301.49 and 156,951.86

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Solution

The fourth proportional to 284,276.02, 392,301.49 and 156,951.86 is: 216,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,276.02 : 392,301.49 = 156,951.86 : x
  2. Step 2: Convert to fraction form
    284,276.02/392,301.49 = 156,951.86/x
  3. Step 3: Cross multiply
    284,276.02x = 392,301.49 × 156,951.86
  4. Step 4: Simplify right side
    284,276.02x = 61,572,448,536.27
  5. Step 5: Solve for x
    x = 61,572,448,536.27/284,276.02
  6. Step 6: Final answer
    x = 216,593.89

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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.