Home / 906,539.32-1,359,582.90-266,715.73

Finding the Fourth Proportional to 906,539.32, 1,359,582.90 and 266,715.73

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Solution

The fourth proportional to 906,539.32, 1,359,582.90 and 266,715.73 is: 400,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,539.32 : 1,359,582.90 = 266,715.73 : x
  2. Step 2: Convert to fraction form
    906,539.32/1,359,582.90 = 266,715.73/x
  3. Step 3: Cross multiply
    906,539.32x = 1,359,582.90 × 266,715.73
  4. Step 4: Simplify right side
    906,539.32x = 362,622,145,669.02
  5. Step 5: Solve for x
    x = 362,622,145,669.02/906,539.32
  6. Step 6: Final answer
    x = 400,007.08

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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.