Home / 905,799.96-1,250,282.52-583,509.06

Finding the Fourth Proportional to 905,799.96, 1,250,282.52 and 583,509.06

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Solution

The fourth proportional to 905,799.96, 1,250,282.52 and 583,509.06 is: 805,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,799.96 : 1,250,282.52 = 583,509.06 : x
  2. Step 2: Convert to fraction form
    905,799.96/1,250,282.52 = 583,509.06/x
  3. Step 3: Cross multiply
    905,799.96x = 1,250,282.52 × 583,509.06
  4. Step 4: Simplify right side
    905,799.96x = 729,551,177,979.63
  5. Step 5: Solve for x
    x = 729,551,177,979.63/905,799.96
  6. Step 6: Final answer
    x = 805,421.96

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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.