Home / 1,283,928.50-1,771,799.52-710,956.36

Finding the Fourth Proportional to 1,283,928.50, 1,771,799.52 and 710,956.36

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Solution

The fourth proportional to 1,283,928.50, 1,771,799.52 and 710,956.36 is: 981,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,928.50 : 1,771,799.52 = 710,956.36 : x
  2. Step 2: Convert to fraction form
    1,283,928.50/1,771,799.52 = 710,956.36/x
  3. Step 3: Cross multiply
    1,283,928.50x = 1,771,799.52 × 710,956.36
  4. Step 4: Simplify right side
    1,283,928.50x = 1,259,672,137,388.95
  5. Step 5: Solve for x
    x = 1,259,672,137,388.95/1,283,928.50
  6. Step 6: Final answer
    x = 981,107.70

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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.