Home / 968,638.59-1,452,943.31-435,783.33

Finding the Fourth Proportional to 968,638.59, 1,452,943.31 and 435,783.33

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Solution

The fourth proportional to 968,638.59, 1,452,943.31 and 435,783.33 is: 653,668.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,638.59 : 1,452,943.31 = 435,783.33 : x
  2. Step 2: Convert to fraction form
    968,638.59/1,452,943.31 = 435,783.33/x
  3. Step 3: Cross multiply
    968,638.59x = 1,452,943.31 × 435,783.33
  4. Step 4: Simplify right side
    968,638.59x = 633,168,471,754.11
  5. Step 5: Solve for x
    x = 633,168,471,754.11/968,638.59
  6. Step 6: Final answer
    x = 653,668.44

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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.