Home / 651,411.46-898,947.89-361,041.77

Finding the Fourth Proportional to 651,411.46, 898,947.89 and 361,041.77

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Solution

The fourth proportional to 651,411.46, 898,947.89 and 361,041.77 is: 498,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,411.46 : 898,947.89 = 361,041.77 : x
  2. Step 2: Convert to fraction form
    651,411.46/898,947.89 = 361,041.77/x
  3. Step 3: Cross multiply
    651,411.46x = 898,947.89 × 361,041.77
  4. Step 4: Simplify right side
    651,411.46x = 324,557,733,751.23
  5. Step 5: Solve for x
    x = 324,557,733,751.23/651,411.46
  6. Step 6: Final answer
    x = 498,237.68

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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.