Home / 358,855.20-537,692.40-218,190.24

Finding the Fourth Proportional to 358,855.20, 537,692.40 and 218,190.24

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Solution

The fourth proportional to 358,855.20, 537,692.40 and 218,190.24 is: 326,926.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,855.20 : 537,692.40 = 218,190.24 : x
  2. Step 2: Convert to fraction form
    358,855.20/537,692.40 = 218,190.24/x
  3. Step 3: Cross multiply
    358,855.20x = 537,692.40 × 218,190.24
  4. Step 4: Simplify right side
    358,855.20x = 117,319,233,802.18
  5. Step 5: Solve for x
    x = 117,319,233,802.18/358,855.20
  6. Step 6: Final answer
    x = 326,926.39

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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.