Home / 836,792.12-1,154,784.90-454,818.92

Finding the Fourth Proportional to 836,792.12, 1,154,784.90 and 454,818.92

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Solution

The fourth proportional to 836,792.12, 1,154,784.90 and 454,818.92 is: 627,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,792.12 : 1,154,784.90 = 454,818.92 : x
  2. Step 2: Convert to fraction form
    836,792.12/1,154,784.90 = 454,818.92/x
  3. Step 3: Cross multiply
    836,792.12x = 1,154,784.90 × 454,818.92
  4. Step 4: Simplify right side
    836,792.12x = 525,218,021,050.31
  5. Step 5: Solve for x
    x = 525,218,021,050.31/836,792.12
  6. Step 6: Final answer
    x = 627,656.51

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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.