Home / 352,459.17-486,394.03-191,314.19

Finding the Fourth Proportional to 352,459.17, 486,394.03 and 191,314.19

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Solution

The fourth proportional to 352,459.17, 486,394.03 and 191,314.19 is: 264,013.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,459.17 : 486,394.03 = 191,314.19 : x
  2. Step 2: Convert to fraction form
    352,459.17/486,394.03 = 191,314.19/x
  3. Step 3: Cross multiply
    352,459.17x = 486,394.03 × 191,314.19
  4. Step 4: Simplify right side
    352,459.17x = 93,054,081,325.41
  5. Step 5: Solve for x
    x = 93,054,081,325.41/352,459.17
  6. Step 6: Final answer
    x = 264,013.79

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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.