Home / 977,718.40-1,467,233.70-444,965.20

Finding the Fourth Proportional to 977,718.40, 1,467,233.70 and 444,965.20

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Solution

The fourth proportional to 977,718.40, 1,467,233.70 and 444,965.20 is: 667,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,718.40 : 1,467,233.70 = 444,965.20 : x
  2. Step 2: Convert to fraction form
    977,718.40/1,467,233.70 = 444,965.20/x
  3. Step 3: Cross multiply
    977,718.40x = 1,467,233.70 × 444,965.20
  4. Step 4: Simplify right side
    977,718.40x = 652,867,936,767.24
  5. Step 5: Solve for x
    x = 652,867,936,767.24/977,718.40
  6. Step 6: Final answer
    x = 667,746.39

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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.