Home / 352,049.40-526,538.10-314,878.20

Finding the Fourth Proportional to 352,049.40, 526,538.10 and 314,878.20

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Solution

The fourth proportional to 352,049.40, 526,538.10 and 314,878.20 is: 470,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,049.40 : 526,538.10 = 314,878.20 : x
  2. Step 2: Convert to fraction form
    352,049.40/526,538.10 = 314,878.20/x
  3. Step 3: Cross multiply
    352,049.40x = 526,538.10 × 314,878.20
  4. Step 4: Simplify right side
    352,049.40x = 165,795,369,159.42
  5. Step 5: Solve for x
    x = 165,795,369,159.42/352,049.40
  6. Step 6: Final answer
    x = 470,943.48

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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.