Home / 836,521.63-1,154,406.77-454,548.41

Finding the Fourth Proportional to 836,521.63, 1,154,406.77 and 454,548.41

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Solution

The fourth proportional to 836,521.63, 1,154,406.77 and 454,548.41 is: 627,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,521.63 : 1,154,406.77 = 454,548.41 : x
  2. Step 2: Convert to fraction form
    836,521.63/1,154,406.77 = 454,548.41/x
  3. Step 3: Cross multiply
    836,521.63x = 1,154,406.77 × 454,548.41
  4. Step 4: Simplify right side
    836,521.63x = 524,733,761,796.74
  5. Step 5: Solve for x
    x = 524,733,761,796.74/836,521.63
  6. Step 6: Final answer
    x = 627,280.57

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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.