Home / 651,625.02-899,242.50-396,976.02

Finding the Fourth Proportional to 651,625.02, 899,242.50 and 396,976.02

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Solution

The fourth proportional to 651,625.02, 899,242.50 and 396,976.02 is: 547,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,625.02 : 899,242.50 = 396,976.02 : x
  2. Step 2: Convert to fraction form
    651,625.02/899,242.50 = 396,976.02/x
  3. Step 3: Cross multiply
    651,625.02x = 899,242.50 × 396,976.02
  4. Step 4: Simplify right side
    651,625.02x = 356,977,708,664.85
  5. Step 5: Solve for x
    x = 356,977,708,664.85/651,625.02
  6. Step 6: Final answer
    x = 547,826.89

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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.