Home / 234,345.08-352,515.44-212,423.18

Finding the Fourth Proportional to 234,345.08, 352,515.44 and 212,423.18

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Solution

The fourth proportional to 234,345.08, 352,515.44 and 212,423.18 is: 319,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,345.08 : 352,515.44 = 212,423.18 : x
  2. Step 2: Convert to fraction form
    234,345.08/352,515.44 = 212,423.18/x
  3. Step 3: Cross multiply
    234,345.08x = 352,515.44 × 212,423.18
  4. Step 4: Simplify right side
    234,345.08x = 74,882,449,532.38
  5. Step 5: Solve for x
    x = 74,882,449,532.38/234,345.08
  6. Step 6: Final answer
    x = 319,539.24

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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.