Home / 348,333.08-480,744.11-205,106.45

Finding the Fourth Proportional to 348,333.08, 480,744.11 and 205,106.45

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Solution

The fourth proportional to 348,333.08, 480,744.11 and 205,106.45 is: 283,073.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,333.08 : 480,744.11 = 205,106.45 : x
  2. Step 2: Convert to fraction form
    348,333.08/480,744.11 = 205,106.45/x
  3. Step 3: Cross multiply
    348,333.08x = 480,744.11 × 205,106.45
  4. Step 4: Simplify right side
    348,333.08x = 98,603,715,869.56
  5. Step 5: Solve for x
    x = 98,603,715,869.56/348,333.08
  6. Step 6: Final answer
    x = 283,073.08

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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.