Home / 473,220.20-653,053.12-258,360.82

Finding the Fourth Proportional to 473,220.20, 653,053.12 and 258,360.82

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Solution

The fourth proportional to 473,220.20, 653,053.12 and 258,360.82 is: 356,542.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,220.20 : 653,053.12 = 258,360.82 : x
  2. Step 2: Convert to fraction form
    473,220.20/653,053.12 = 258,360.82/x
  3. Step 3: Cross multiply
    473,220.20x = 653,053.12 × 258,360.82
  4. Step 4: Simplify right side
    473,220.20x = 168,723,339,586.76
  5. Step 5: Solve for x
    x = 168,723,339,586.76/473,220.20
  6. Step 6: Final answer
    x = 356,542.98

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1.5x scale

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.