Home / 986,643.32-1,361,572.02-533,934.32

Finding the Fourth Proportional to 986,643.32, 1,361,572.02 and 533,934.32

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Solution

The fourth proportional to 986,643.32, 1,361,572.02 and 533,934.32 is: 736,831.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,643.32 : 1,361,572.02 = 533,934.32 : x
  2. Step 2: Convert to fraction form
    986,643.32/1,361,572.02 = 533,934.32/x
  3. Step 3: Cross multiply
    986,643.32x = 1,361,572.02 × 533,934.32
  4. Step 4: Simplify right side
    986,643.32x = 726,990,030,629.73
  5. Step 5: Solve for x
    x = 726,990,030,629.73/986,643.32
  6. Step 6: Final answer
    x = 736,831.66

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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.