Home / 674,220.60-1,011,185.10-295,140.60

Finding the Fourth Proportional to 674,220.60, 1,011,185.10 and 295,140.60

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Solution

The fourth proportional to 674,220.60, 1,011,185.10 and 295,140.60 is: 442,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,220.60 : 1,011,185.10 = 295,140.60 : x
  2. Step 2: Convert to fraction form
    674,220.60/1,011,185.10 = 295,140.60/x
  3. Step 3: Cross multiply
    674,220.60x = 1,011,185.10 × 295,140.60
  4. Step 4: Simplify right side
    674,220.60x = 298,441,777,125.06
  5. Step 5: Solve for x
    x = 298,441,777,125.06/674,220.60
  6. Step 6: Final answer
    x = 442,647.08

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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.