Home / 222,730.20-334,095.30-209,608.20

Finding the Fourth Proportional to 222,730.20, 334,095.30 and 209,608.20

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Solution

The fourth proportional to 222,730.20, 334,095.30 and 209,608.20 is: 314,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,730.20 : 334,095.30 = 209,608.20 : x
  2. Step 2: Convert to fraction form
    222,730.20/334,095.30 = 209,608.20/x
  3. Step 3: Cross multiply
    222,730.20x = 334,095.30 × 209,608.20
  4. Step 4: Simplify right side
    222,730.20x = 70,029,114,461.46
  5. Step 5: Solve for x
    x = 70,029,114,461.46/222,730.20
  6. Step 6: Final answer
    x = 314,412.30

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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.