Home / 612,034.05-844,360.36-369,896.24

Finding the Fourth Proportional to 612,034.05, 844,360.36 and 369,896.24

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Solution

The fourth proportional to 612,034.05, 844,360.36 and 369,896.24 is: 510,307.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,034.05 : 844,360.36 = 369,896.24 : x
  2. Step 2: Convert to fraction form
    612,034.05/844,360.36 = 369,896.24/x
  3. Step 3: Cross multiply
    612,034.05x = 844,360.36 × 369,896.24
  4. Step 4: Simplify right side
    612,034.05x = 312,325,723,555.21
  5. Step 5: Solve for x
    x = 312,325,723,555.21/612,034.05
  6. Step 6: Final answer
    x = 510,307.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.