Home / 929,223.92-1,279,939.74-656,823.50

Finding the Fourth Proportional to 929,223.92, 1,279,939.74 and 656,823.50

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Solution

The fourth proportional to 929,223.92, 1,279,939.74 and 656,823.50 is: 904,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,223.92 : 1,279,939.74 = 656,823.50 : x
  2. Step 2: Convert to fraction form
    929,223.92/1,279,939.74 = 656,823.50/x
  3. Step 3: Cross multiply
    929,223.92x = 1,279,939.74 × 656,823.50
  4. Step 4: Simplify right side
    929,223.92x = 840,694,506,543.54
  5. Step 5: Solve for x
    x = 840,694,506,543.54/929,223.92
  6. Step 6: Final answer
    x = 904,727.58

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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.