Home / 706,853.32-1,060,488.96-407,548.60

Finding the Fourth Proportional to 706,853.32, 1,060,488.96 and 407,548.60

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Solution

The fourth proportional to 706,853.32, 1,060,488.96 and 407,548.60 is: 611,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,853.32 : 1,060,488.96 = 407,548.60 : x
  2. Step 2: Convert to fraction form
    706,853.32/1,060,488.96 = 407,548.60/x
  3. Step 3: Cross multiply
    706,853.32x = 1,060,488.96 × 407,548.60
  4. Step 4: Simplify right side
    706,853.32x = 432,200,790,963.46
  5. Step 5: Solve for x
    x = 432,200,790,963.46/706,853.32
  6. Step 6: Final answer
    x = 611,443.39

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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.