Home / 708,642.21-1,062,981.75-203,182.77

Finding the Fourth Proportional to 708,642.21, 1,062,981.75 and 203,182.77

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Solution

The fourth proportional to 708,642.21, 1,062,981.75 and 203,182.77 is: 304,779.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,642.21 : 1,062,981.75 = 203,182.77 : x
  2. Step 2: Convert to fraction form
    708,642.21/1,062,981.75 = 203,182.77/x
  3. Step 3: Cross multiply
    708,642.21x = 1,062,981.75 × 203,182.77
  4. Step 4: Simplify right side
    708,642.21x = 215,979,576,424.45
  5. Step 5: Solve for x
    x = 215,979,576,424.45/708,642.21
  6. Step 6: Final answer
    x = 304,779.44

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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.