Home / 836,776.76-1,154,752.10-454,803.60

Finding the Fourth Proportional to 836,776.76, 1,154,752.10 and 454,803.60

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Solution

The fourth proportional to 836,776.76, 1,154,752.10 and 454,803.60 is: 627,629.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,776.76 : 1,154,752.10 = 454,803.60 : x
  2. Step 2: Convert to fraction form
    836,776.76/1,154,752.10 = 454,803.60/x
  3. Step 3: Cross multiply
    836,776.76x = 1,154,752.10 × 454,803.60
  4. Step 4: Simplify right side
    836,776.76x = 525,185,412,187.56
  5. Step 5: Solve for x
    x = 525,185,412,187.56/836,776.76
  6. Step 6: Final answer
    x = 627,629.06

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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.