Home / 936,921.47-1,292,951.34-507,201.27

Finding the Fourth Proportional to 936,921.47, 1,292,951.34 and 507,201.27

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Solution

The fourth proportional to 936,921.47, 1,292,951.34 and 507,201.27 is: 699,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,921.47 : 1,292,951.34 = 507,201.27 : x
  2. Step 2: Convert to fraction form
    936,921.47/1,292,951.34 = 507,201.27/x
  3. Step 3: Cross multiply
    936,921.47x = 1,292,951.34 × 507,201.27
  4. Step 4: Simplify right side
    936,921.47x = 655,786,561,696.20
  5. Step 5: Solve for x
    x = 655,786,561,696.20/936,921.47
  6. Step 6: Final answer
    x = 699,937.60

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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.