Home / 590,363.08-885,632.10-309,902.20

Finding the Fourth Proportional to 590,363.08, 885,632.10 and 309,902.20

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Solution

The fourth proportional to 590,363.08, 885,632.10 and 309,902.20 is: 464,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,363.08 : 885,632.10 = 309,902.20 : x
  2. Step 2: Convert to fraction form
    590,363.08/885,632.10 = 309,902.20/x
  3. Step 3: Cross multiply
    590,363.08x = 885,632.10 × 309,902.20
  4. Step 4: Simplify right side
    590,363.08x = 274,459,336,180.62
  5. Step 5: Solve for x
    x = 274,459,336,180.62/590,363.08
  6. Step 6: Final answer
    x = 464,899.22

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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.