Home / 836,510.79-1,154,392.19-454,537.56

Finding the Fourth Proportional to 836,510.79, 1,154,392.19 and 454,537.56

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Solution

The fourth proportional to 836,510.79, 1,154,392.19 and 454,537.56 is: 627,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,510.79 : 1,154,392.19 = 454,537.56 : x
  2. Step 2: Convert to fraction form
    836,510.79/1,154,392.19 = 454,537.56/x
  3. Step 3: Cross multiply
    836,510.79x = 1,154,392.19 × 454,537.56
  4. Step 4: Simplify right side
    836,510.79x = 524,714,609,325.66
  5. Step 5: Solve for x
    x = 524,714,609,325.66/836,510.79
  6. Step 6: Final answer
    x = 627,265.80

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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.