Home / 936,921.18-1,292,951.67-507,201.32

Finding the Fourth Proportional to 936,921.18, 1,292,951.67 and 507,201.32

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Solution

The fourth proportional to 936,921.18, 1,292,951.67 and 507,201.32 is: 699,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,921.18 : 1,292,951.67 = 507,201.32 : x
  2. Step 2: Convert to fraction form
    936,921.18/1,292,951.67 = 507,201.32/x
  3. Step 3: Cross multiply
    936,921.18x = 1,292,951.67 × 507,201.32
  4. Step 4: Simplify right side
    936,921.18x = 655,786,784,719.44
  5. Step 5: Solve for x
    x = 655,786,784,719.44/936,921.18
  6. Step 6: Final answer
    x = 699,938.05

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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.