Home / 1,124,477.60-1,687,299.60-493,455.20

Finding the Fourth Proportional to 1,124,477.60, 1,687,299.60 and 493,455.20

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Solution

The fourth proportional to 1,124,477.60, 1,687,299.60 and 493,455.20 is: 740,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,477.60 : 1,687,299.60 = 493,455.20 : x
  2. Step 2: Convert to fraction form
    1,124,477.60/1,687,299.60 = 493,455.20/x
  3. Step 3: Cross multiply
    1,124,477.60x = 1,687,299.60 × 493,455.20
  4. Step 4: Simplify right side
    1,124,477.60x = 832,606,761,577.92
  5. Step 5: Solve for x
    x = 832,606,761,577.92/1,124,477.60
  6. Step 6: Final answer
    x = 740,438.73

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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.