Home / 829,815.70-1,241,856.35-497,630.10

Finding the Fourth Proportional to 829,815.70, 1,241,856.35 and 497,630.10

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Solution

The fourth proportional to 829,815.70, 1,241,856.35 and 497,630.10 is: 744,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,815.70 : 1,241,856.35 = 497,630.10 : x
  2. Step 2: Convert to fraction form
    829,815.70/1,241,856.35 = 497,630.10/x
  3. Step 3: Cross multiply
    829,815.70x = 1,241,856.35 × 497,630.10
  4. Step 4: Simplify right side
    829,815.70x = 617,985,099,636.14
  5. Step 5: Solve for x
    x = 617,985,099,636.14/829,815.70
  6. Step 6: Final answer
    x = 744,725.73

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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.