Home / 968,348.72-1,452,523.20-258,379.40

Finding the Fourth Proportional to 968,348.72, 1,452,523.20 and 258,379.40

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Solution

The fourth proportional to 968,348.72, 1,452,523.20 and 258,379.40 is: 387,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,348.72 : 1,452,523.20 = 258,379.40 : x
  2. Step 2: Convert to fraction form
    968,348.72/1,452,523.20 = 258,379.40/x
  3. Step 3: Cross multiply
    968,348.72x = 1,452,523.20 × 258,379.40
  4. Step 4: Simplify right side
    968,348.72x = 375,302,072,902.08
  5. Step 5: Solve for x
    x = 375,302,072,902.08/968,348.72
  6. Step 6: Final answer
    x = 387,569.13

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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.