Home / 532,835.82-798,734.25-212,892.30

Finding the Fourth Proportional to 532,835.82, 798,734.25 and 212,892.30

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Solution

The fourth proportional to 532,835.82, 798,734.25 and 212,892.30 is: 319,130.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,835.82 : 798,734.25 = 212,892.30 : x
  2. Step 2: Convert to fraction form
    532,835.82/798,734.25 = 212,892.30/x
  3. Step 3: Cross multiply
    532,835.82x = 798,734.25 × 212,892.30
  4. Step 4: Simplify right side
    532,835.82x = 170,044,371,571.28
  5. Step 5: Solve for x
    x = 170,044,371,571.28/532,835.82
  6. Step 6: Final answer
    x = 319,130.89

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1.5x scale

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.