Home / 936,906.29-1,292,929.19-507,186.31

Finding the Fourth Proportional to 936,906.29, 1,292,929.19 and 507,186.31

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Solution

The fourth proportional to 936,906.29, 1,292,929.19 and 507,186.31 is: 699,916.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,906.29 : 1,292,929.19 = 507,186.31 : x
  2. Step 2: Convert to fraction form
    936,906.29/1,292,929.19 = 507,186.31/x
  3. Step 3: Cross multiply
    936,906.29x = 1,292,929.19 × 507,186.31
  4. Step 4: Simplify right side
    936,906.29x = 655,755,978,502.74
  5. Step 5: Solve for x
    x = 655,755,978,502.74/936,906.29
  6. Step 6: Final answer
    x = 699,916.29

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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.