Home / 929,227.44-1,280,976.54-656,814.72

Finding the Fourth Proportional to 929,227.44, 1,280,976.54 and 656,814.72

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Solution

The fourth proportional to 929,227.44, 1,280,976.54 and 656,814.72 is: 905,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,227.44 : 1,280,976.54 = 656,814.72 : x
  2. Step 2: Convert to fraction form
    929,227.44/1,280,976.54 = 656,814.72/x
  3. Step 3: Cross multiply
    929,227.44x = 1,280,976.54 × 656,814.72
  4. Step 4: Simplify right side
    929,227.44x = 841,364,247,446.67
  5. Step 5: Solve for x
    x = 841,364,247,446.67/929,227.44
  6. Step 6: Final answer
    x = 905,444.90

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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.