Home / 651,412.95-898,949.96-361,043.27

Finding the Fourth Proportional to 651,412.95, 898,949.96 and 361,043.27

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Solution

The fourth proportional to 651,412.95, 898,949.96 and 361,043.27 is: 498,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,412.95 : 898,949.96 = 361,043.27 : x
  2. Step 2: Convert to fraction form
    651,412.95/898,949.96 = 361,043.27/x
  3. Step 3: Cross multiply
    651,412.95x = 898,949.96 × 361,043.27
  4. Step 4: Simplify right side
    651,412.95x = 324,559,826,824.80
  5. Step 5: Solve for x
    x = 324,559,826,824.80/651,412.95
  6. Step 6: Final answer
    x = 498,239.75

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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.