Home / 936,834.57-1,292,830.65-507,114.59

Finding the Fourth Proportional to 936,834.57, 1,292,830.65 and 507,114.59

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Solution

The fourth proportional to 936,834.57, 1,292,830.65 and 507,114.59 is: 699,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,834.57 : 1,292,830.65 = 507,114.59 : x
  2. Step 2: Convert to fraction form
    936,834.57/1,292,830.65 = 507,114.59/x
  3. Step 3: Cross multiply
    936,834.57x = 1,292,830.65 × 507,114.59
  4. Step 4: Simplify right side
    936,834.57x = 655,613,278,550.03
  5. Step 5: Solve for x
    x = 655,613,278,550.03/936,834.57
  6. Step 6: Final answer
    x = 699,817.56

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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.