Home / 460,051.20-634,869.36-258,847.20

Finding the Fourth Proportional to 460,051.20, 634,869.36 and 258,847.20

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Solution

The fourth proportional to 460,051.20, 634,869.36 and 258,847.20 is: 357,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,051.20 : 634,869.36 = 258,847.20 : x
  2. Step 2: Convert to fraction form
    460,051.20/634,869.36 = 258,847.20/x
  3. Step 3: Cross multiply
    460,051.20x = 634,869.36 × 258,847.20
  4. Step 4: Simplify right side
    460,051.20x = 164,334,156,201.79
  5. Step 5: Solve for x
    x = 164,334,156,201.79/460,051.20
  6. Step 6: Final answer
    x = 357,208.41

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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.