Home / 906,837.98-1,251,615.38-519,913.35

Finding the Fourth Proportional to 906,837.98, 1,251,615.38 and 519,913.35

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Solution

The fourth proportional to 906,837.98, 1,251,615.38 and 519,913.35 is: 717,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,837.98 : 1,251,615.38 = 519,913.35 : x
  2. Step 2: Convert to fraction form
    906,837.98/1,251,615.38 = 519,913.35/x
  3. Step 3: Cross multiply
    906,837.98x = 1,251,615.38 × 519,913.35
  4. Step 4: Simplify right side
    906,837.98x = 650,731,542,527.76
  5. Step 5: Solve for x
    x = 650,731,542,527.76/906,837.98
  6. Step 6: Final answer
    x = 717,583.03

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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.