Home / 651,836.81-977,712.38-225,273.39

Finding the Fourth Proportional to 651,836.81, 977,712.38 and 225,273.39

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Solution

The fourth proportional to 651,836.81, 977,712.38 and 225,273.39 is: 337,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,836.81 : 977,712.38 = 225,273.39 : x
  2. Step 2: Convert to fraction form
    651,836.81/977,712.38 = 225,273.39/x
  3. Step 3: Cross multiply
    651,836.81x = 977,712.38 × 225,273.39
  4. Step 4: Simplify right side
    651,836.81x = 220,252,582,287.57
  5. Step 5: Solve for x
    x = 220,252,582,287.57/651,836.81
  6. Step 6: Final answer
    x = 337,895.28

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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.