Home / 1,051,574.40-1,576,972.80-341,625.60

Finding the Fourth Proportional to 1,051,574.40, 1,576,972.80 and 341,625.60

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Solution

The fourth proportional to 1,051,574.40, 1,576,972.80 and 341,625.60 is: 512,312.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,574.40 : 1,576,972.80 = 341,625.60 : x
  2. Step 2: Convert to fraction form
    1,051,574.40/1,576,972.80 = 341,625.60/x
  3. Step 3: Cross multiply
    1,051,574.40x = 1,576,972.80 × 341,625.60
  4. Step 4: Simplify right side
    1,051,574.40x = 538,734,278,983.68
  5. Step 5: Solve for x
    x = 538,734,278,983.68/1,051,574.40
  6. Step 6: Final answer
    x = 512,312.09

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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.