Home / 986,629.14-1,361,548.17-533,920.14

Finding the Fourth Proportional to 986,629.14, 1,361,548.17 and 533,920.14

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Solution

The fourth proportional to 986,629.14, 1,361,548.17 and 533,920.14 is: 736,809.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,629.14 : 1,361,548.17 = 533,920.14 : x
  2. Step 2: Convert to fraction form
    986,629.14/1,361,548.17 = 533,920.14/x
  3. Step 3: Cross multiply
    986,629.14x = 1,361,548.17 × 533,920.14
  4. Step 4: Simplify right side
    986,629.14x = 726,957,989,543.14
  5. Step 5: Solve for x
    x = 726,957,989,543.14/986,629.14
  6. Step 6: Final answer
    x = 736,809.77

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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.