Home / 351,562.24-485,155.68-190,417.24

Finding the Fourth Proportional to 351,562.24, 485,155.68 and 190,417.24

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Solution

The fourth proportional to 351,562.24, 485,155.68 and 190,417.24 is: 262,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,562.24 : 485,155.68 = 190,417.24 : x
  2. Step 2: Convert to fraction form
    351,562.24/485,155.68 = 190,417.24/x
  3. Step 3: Cross multiply
    351,562.24x = 485,155.68 × 190,417.24
  4. Step 4: Simplify right side
    351,562.24x = 92,382,005,555.92
  5. Step 5: Solve for x
    x = 92,382,005,555.92/351,562.24
  6. Step 6: Final answer
    x = 262,775.68

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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.