Home / 284,327.08-392,366.13-156,999.94

Finding the Fourth Proportional to 284,327.08, 392,366.13 and 156,999.94

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Solution

The fourth proportional to 284,327.08, 392,366.13 and 156,999.94 is: 216,657.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,327.08 : 392,366.13 = 156,999.94 : x
  2. Step 2: Convert to fraction form
    284,327.08/392,366.13 = 156,999.94/x
  3. Step 3: Cross multiply
    284,327.08x = 392,366.13 × 156,999.94
  4. Step 4: Simplify right side
    284,327.08x = 61,601,457,298.37
  5. Step 5: Solve for x
    x = 61,601,457,298.37/284,327.08
  6. Step 6: Final answer
    x = 216,657.02

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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.