Home / 936,844.92-1,292,846.76-507,123.72

Finding the Fourth Proportional to 936,844.92, 1,292,846.76 and 507,123.72

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Solution

The fourth proportional to 936,844.92, 1,292,846.76 and 507,123.72 is: 699,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,844.92 : 1,292,846.76 = 507,123.72 : x
  2. Step 2: Convert to fraction form
    936,844.92/1,292,846.76 = 507,123.72/x
  3. Step 3: Cross multiply
    936,844.92x = 1,292,846.76 × 507,123.72
  4. Step 4: Simplify right side
    936,844.92x = 655,633,258,321.15
  5. Step 5: Solve for x
    x = 655,633,258,321.15/936,844.92
  6. Step 6: Final answer
    x = 699,831.15

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Double scale
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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.