Home / 501,265.08-750,567.42-392,106.60

Finding the Fourth Proportional to 501,265.08, 750,567.42 and 392,106.60

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Solution

The fourth proportional to 501,265.08, 750,567.42 and 392,106.60 is: 587,119.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,265.08 : 750,567.42 = 392,106.60 : x
  2. Step 2: Convert to fraction form
    501,265.08/750,567.42 = 392,106.60/x
  3. Step 3: Cross multiply
    501,265.08x = 750,567.42 × 392,106.60
  4. Step 4: Simplify right side
    501,265.08x = 294,302,439,126.97
  5. Step 5: Solve for x
    x = 294,302,439,126.97/501,265.08
  6. Step 6: Final answer
    x = 587,119.37

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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.