Home / 893,569.62-1,233,138.56-485,671.34

Finding the Fourth Proportional to 893,569.62, 1,233,138.56 and 485,671.34

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Solution

The fourth proportional to 893,569.62, 1,233,138.56 and 485,671.34 is: 670,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,569.62 : 1,233,138.56 = 485,671.34 : x
  2. Step 2: Convert to fraction form
    893,569.62/1,233,138.56 = 485,671.34/x
  3. Step 3: Cross multiply
    893,569.62x = 1,233,138.56 × 485,671.34
  4. Step 4: Simplify right side
    893,569.62x = 598,900,048,246.82
  5. Step 5: Solve for x
    x = 598,900,048,246.82/893,569.62
  6. Step 6: Final answer
    x = 670,233.23

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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.