Home / 1,247,520.24-1,870,994.16-349,025.76

Finding the Fourth Proportional to 1,247,520.24, 1,870,994.16 and 349,025.76

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Solution

The fourth proportional to 1,247,520.24, 1,870,994.16 and 349,025.76 is: 523,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,520.24 : 1,870,994.16 = 349,025.76 : x
  2. Step 2: Convert to fraction form
    1,247,520.24/1,870,994.16 = 349,025.76/x
  3. Step 3: Cross multiply
    1,247,520.24x = 1,870,994.16 × 349,025.76
  4. Step 4: Simplify right side
    1,247,520.24x = 653,025,158,649.56
  5. Step 5: Solve for x
    x = 653,025,158,649.56/1,247,520.24
  6. Step 6: Final answer
    x = 523,458.57

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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.