Home / 782,254.31-1,173,371.56-249,768.59

Finding the Fourth Proportional to 782,254.31, 1,173,371.56 and 249,768.59

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Solution

The fourth proportional to 782,254.31, 1,173,371.56 and 249,768.59 is: 374,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,254.31 : 1,173,371.56 = 249,768.59 : x
  2. Step 2: Convert to fraction form
    782,254.31/1,173,371.56 = 249,768.59/x
  3. Step 3: Cross multiply
    782,254.31x = 1,173,371.56 × 249,768.59
  4. Step 4: Simplify right side
    782,254.31x = 293,071,353,596.02
  5. Step 5: Solve for x
    x = 293,071,353,596.02/782,254.31
  6. Step 6: Final answer
    x = 374,649.72

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1.5x scale

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.