Home / 742,599.28-1,024,788.04-403,067.60

Finding the Fourth Proportional to 742,599.28, 1,024,788.04 and 403,067.60

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Solution

The fourth proportional to 742,599.28, 1,024,788.04 and 403,067.60 is: 556,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,599.28 : 1,024,788.04 = 403,067.60 : x
  2. Step 2: Convert to fraction form
    742,599.28/1,024,788.04 = 403,067.60/x
  3. Step 3: Cross multiply
    742,599.28x = 1,024,788.04 × 403,067.60
  4. Step 4: Simplify right side
    742,599.28x = 413,058,855,791.50
  5. Step 5: Solve for x
    x = 413,058,855,791.50/742,599.28
  6. Step 6: Final answer
    x = 556,233.85

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1.5x scale

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.