Home / 473,300.20-653,156.67-258,440.26

Finding the Fourth Proportional to 473,300.20, 653,156.67 and 258,440.26

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Solution

The fourth proportional to 473,300.20, 653,156.67 and 258,440.26 is: 356,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,300.20 : 653,156.67 = 258,440.26 : x
  2. Step 2: Convert to fraction form
    473,300.20/653,156.67 = 258,440.26/x
  3. Step 3: Cross multiply
    473,300.20x = 653,156.67 × 258,440.26
  4. Step 4: Simplify right side
    473,300.20x = 168,801,979,615.53
  5. Step 5: Solve for x
    x = 168,801,979,615.53/473,300.20
  6. Step 6: Final answer
    x = 356,648.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.