Home / 829,541.77-1,244,311.95-230,502.64

Finding the Fourth Proportional to 829,541.77, 1,244,311.95 and 230,502.64

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Solution

The fourth proportional to 829,541.77, 1,244,311.95 and 230,502.64 is: 345,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,541.77 : 1,244,311.95 = 230,502.64 : x
  2. Step 2: Convert to fraction form
    829,541.77/1,244,311.95 = 230,502.64/x
  3. Step 3: Cross multiply
    829,541.77x = 1,244,311.95 × 230,502.64
  4. Step 4: Simplify right side
    829,541.77x = 286,817,189,458.55
  5. Step 5: Solve for x
    x = 286,817,189,458.55/829,541.77
  6. Step 6: Final answer
    x = 345,753.76

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.