Home / 382,500.04-527,842.50-212,730.52

Finding the Fourth Proportional to 382,500.04, 527,842.50 and 212,730.52

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Solution

The fourth proportional to 382,500.04, 527,842.50 and 212,730.52 is: 293,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,500.04 : 527,842.50 = 212,730.52 : x
  2. Step 2: Convert to fraction form
    382,500.04/527,842.50 = 212,730.52/x
  3. Step 3: Cross multiply
    382,500.04x = 527,842.50 × 212,730.52
  4. Step 4: Simplify right side
    382,500.04x = 112,288,209,503.10
  5. Step 5: Solve for x
    x = 112,288,209,503.10/382,500.04
  6. Step 6: Final answer
    x = 293,563.92

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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.