Home / 835,526.64-1,148,593.20-718,813.74

Finding the Fourth Proportional to 835,526.64, 1,148,593.20 and 718,813.74

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Solution

The fourth proportional to 835,526.64, 1,148,593.20 and 718,813.74 is: 988,148.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,526.64 : 1,148,593.20 = 718,813.74 : x
  2. Step 2: Convert to fraction form
    835,526.64/1,148,593.20 = 718,813.74/x
  3. Step 3: Cross multiply
    835,526.64x = 1,148,593.20 × 718,813.74
  4. Step 4: Simplify right side
    835,526.64x = 825,624,573,830.57
  5. Step 5: Solve for x
    x = 825,624,573,830.57/835,526.64
  6. Step 6: Final answer
    x = 988,148.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.