Home / 893,869.92-1,340,801.64-361,384.56

Finding the Fourth Proportional to 893,869.92, 1,340,801.64 and 361,384.56

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Solution

The fourth proportional to 893,869.92, 1,340,801.64 and 361,384.56 is: 542,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,869.92 : 1,340,801.64 = 361,384.56 : x
  2. Step 2: Convert to fraction form
    893,869.92/1,340,801.64 = 361,384.56/x
  3. Step 3: Cross multiply
    893,869.92x = 1,340,801.64 × 361,384.56
  4. Step 4: Simplify right side
    893,869.92x = 484,545,010,718.68
  5. Step 5: Solve for x
    x = 484,545,010,718.68/893,869.92
  6. Step 6: Final answer
    x = 542,075.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.