Home / 887,997.14-1,225,411.16-485,580.50

Finding the Fourth Proportional to 887,997.14, 1,225,411.16 and 485,580.50

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Solution

The fourth proportional to 887,997.14, 1,225,411.16 and 485,580.50 is: 670,087.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,997.14 : 1,225,411.16 = 485,580.50 : x
  2. Step 2: Convert to fraction form
    887,997.14/1,225,411.16 = 485,580.50/x
  3. Step 3: Cross multiply
    887,997.14x = 1,225,411.16 × 485,580.50
  4. Step 4: Simplify right side
    887,997.14x = 595,035,763,778.38
  5. Step 5: Solve for x
    x = 595,035,763,778.38/887,997.14
  6. Step 6: Final answer
    x = 670,087.48

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Double scale
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1.5x scale

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.