Home / 836,987.59-1,155,133.19-474,372.53

Finding the Fourth Proportional to 836,987.59, 1,155,133.19 and 474,372.53

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Solution

The fourth proportional to 836,987.59, 1,155,133.19 and 474,372.53 is: 654,685.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,987.59 : 1,155,133.19 = 474,372.53 : x
  2. Step 2: Convert to fraction form
    836,987.59/1,155,133.19 = 474,372.53/x
  3. Step 3: Cross multiply
    836,987.59x = 1,155,133.19 × 474,372.53
  4. Step 4: Simplify right side
    836,987.59x = 547,963,449,653.41
  5. Step 5: Solve for x
    x = 547,963,449,653.41/836,987.59
  6. Step 6: Final answer
    x = 654,685.28

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Double scale
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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.