Home / 342,825.03-514,569.24-165,456.90

Finding the Fourth Proportional to 342,825.03, 514,569.24 and 165,456.90

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Solution

The fourth proportional to 342,825.03, 514,569.24 and 165,456.90 is: 248,345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,825.03 : 514,569.24 = 165,456.90 : x
  2. Step 2: Convert to fraction form
    342,825.03/514,569.24 = 165,456.90/x
  3. Step 3: Cross multiply
    342,825.03x = 514,569.24 × 165,456.90
  4. Step 4: Simplify right side
    342,825.03x = 85,139,031,285.76
  5. Step 5: Solve for x
    x = 85,139,031,285.76/342,825.03
  6. Step 6: Final answer
    x = 248,345.44

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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.