Home / 712,852.44-983,494.14-406,708.92

Finding the Fourth Proportional to 712,852.44, 983,494.14 and 406,708.92

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Solution

The fourth proportional to 712,852.44, 983,494.14 and 406,708.92 is: 561,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,852.44 : 983,494.14 = 406,708.92 : x
  2. Step 2: Convert to fraction form
    712,852.44/983,494.14 = 406,708.92/x
  3. Step 3: Cross multiply
    712,852.44x = 983,494.14 × 406,708.92
  4. Step 4: Simplify right side
    712,852.44x = 399,995,839,505.73
  5. Step 5: Solve for x
    x = 399,995,839,505.73/712,852.44
  6. Step 6: Final answer
    x = 561,120.11

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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.