Home / 838,366.02-1,157,104.56-475,823.88

Finding the Fourth Proportional to 838,366.02, 1,157,104.56 and 475,823.88

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Solution

The fourth proportional to 838,366.02, 1,157,104.56 and 475,823.88 is: 656,727.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,366.02 : 1,157,104.56 = 475,823.88 : x
  2. Step 2: Convert to fraction form
    838,366.02/1,157,104.56 = 475,823.88/x
  3. Step 3: Cross multiply
    838,366.02x = 1,157,104.56 × 475,823.88
  4. Step 4: Simplify right side
    838,366.02x = 550,577,981,304.89
  5. Step 5: Solve for x
    x = 550,577,981,304.89/838,366.02
  6. Step 6: Final answer
    x = 656,727.45

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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.