Home / 729,605.56-1,094,518.02-256,207.60

Finding the Fourth Proportional to 729,605.56, 1,094,518.02 and 256,207.60

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Solution

The fourth proportional to 729,605.56, 1,094,518.02 and 256,207.60 is: 384,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,605.56 : 1,094,518.02 = 256,207.60 : x
  2. Step 2: Convert to fraction form
    729,605.56/1,094,518.02 = 256,207.60/x
  3. Step 3: Cross multiply
    729,605.56x = 1,094,518.02 × 256,207.60
  4. Step 4: Simplify right side
    729,605.56x = 280,423,835,060.95
  5. Step 5: Solve for x
    x = 280,423,835,060.95/729,605.56
  6. Step 6: Final answer
    x = 384,349.92

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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.