Home / 836,977.92-1,155,052.16-455,030.88

Finding the Fourth Proportional to 836,977.92, 1,155,052.16 and 455,030.88

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Solution

The fourth proportional to 836,977.92, 1,155,052.16 and 455,030.88 is: 627,954.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,977.92 : 1,155,052.16 = 455,030.88 : x
  2. Step 2: Convert to fraction form
    836,977.92/1,155,052.16 = 455,030.88/x
  3. Step 3: Cross multiply
    836,977.92x = 1,155,052.16 × 455,030.88
  4. Step 4: Simplify right side
    836,977.92x = 525,584,400,810.70
  5. Step 5: Solve for x
    x = 525,584,400,810.70/836,977.92
  6. Step 6: Final answer
    x = 627,954.92

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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.