Home / 836,453.73-1,154,316.65-454,486.89

Finding the Fourth Proportional to 836,453.73, 1,154,316.65 and 454,486.89

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Solution

The fourth proportional to 836,453.73, 1,154,316.65 and 454,486.89 is: 627,197.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,453.73 : 1,154,316.65 = 454,486.89 : x
  2. Step 2: Convert to fraction form
    836,453.73/1,154,316.65 = 454,486.89/x
  3. Step 3: Cross multiply
    836,453.73x = 1,154,316.65 × 454,486.89
  4. Step 4: Simplify right side
    836,453.73x = 524,621,782,061.28
  5. Step 5: Solve for x
    x = 524,621,782,061.28/836,453.73
  6. Step 6: Final answer
    x = 627,197.61

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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.