Home / 605,987.04-836,437.68-351,395.04

Finding the Fourth Proportional to 605,987.04, 836,437.68 and 351,395.04

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Solution

The fourth proportional to 605,987.04, 836,437.68 and 351,395.04 is: 485,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,987.04 : 836,437.68 = 351,395.04 : x
  2. Step 2: Convert to fraction form
    605,987.04/836,437.68 = 351,395.04/x
  3. Step 3: Cross multiply
    605,987.04x = 836,437.68 × 351,395.04
  4. Step 4: Simplify right side
    605,987.04x = 293,920,052,021.11
  5. Step 5: Solve for x
    x = 293,920,052,021.11/605,987.04
  6. Step 6: Final answer
    x = 485,026.96

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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.