Home / 292,981.34-439,019.69-197,838.65

Finding the Fourth Proportional to 292,981.34, 439,019.69 and 197,838.65

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Solution

The fourth proportional to 292,981.34, 439,019.69 and 197,838.65 is: 296,452.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,981.34 : 439,019.69 = 197,838.65 : x
  2. Step 2: Convert to fraction form
    292,981.34/439,019.69 = 197,838.65/x
  3. Step 3: Cross multiply
    292,981.34x = 439,019.69 × 197,838.65
  4. Step 4: Simplify right side
    292,981.34x = 86,855,062,793.02
  5. Step 5: Solve for x
    x = 86,855,062,793.02/292,981.34
  6. Step 6: Final answer
    x = 296,452.54

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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.