Home / 293,515.17-440,284.22-91,132.28

Finding the Fourth Proportional to 293,515.17, 440,284.22 and 91,132.28

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Solution

The fourth proportional to 293,515.17, 440,284.22 and 91,132.28 is: 136,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,515.17 : 440,284.22 = 91,132.28 : x
  2. Step 2: Convert to fraction form
    293,515.17/440,284.22 = 91,132.28/x
  3. Step 3: Cross multiply
    293,515.17x = 440,284.22 × 91,132.28
  4. Step 4: Simplify right side
    293,515.17x = 40,124,104,816.62
  5. Step 5: Solve for x
    x = 40,124,104,816.62/293,515.17
  6. Step 6: Final answer
    x = 136,701.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.