Home / 986,613.38-1,361,526.47-533,904.38

Finding the Fourth Proportional to 986,613.38, 1,361,526.47 and 533,904.38

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Solution

The fourth proportional to 986,613.38, 1,361,526.47 and 533,904.38 is: 736,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,613.38 : 1,361,526.47 = 533,904.38 : x
  2. Step 2: Convert to fraction form
    986,613.38/1,361,526.47 = 533,904.38/x
  3. Step 3: Cross multiply
    986,613.38x = 1,361,526.47 × 533,904.38
  4. Step 4: Simplify right side
    986,613.38x = 726,924,936,341.78
  5. Step 5: Solve for x
    x = 726,924,936,341.78/986,613.38
  6. Step 6: Final answer
    x = 736,788.04

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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.