Home / 893,564.12-1,233,130.97-485,665.83

Finding the Fourth Proportional to 893,564.12, 1,233,130.97 and 485,665.83

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Solution

The fourth proportional to 893,564.12, 1,233,130.97 and 485,665.83 is: 670,225.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,564.12 : 1,233,130.97 = 485,665.83 : x
  2. Step 2: Convert to fraction form
    893,564.12/1,233,130.97 = 485,665.83/x
  3. Step 3: Cross multiply
    893,564.12x = 1,233,130.97 × 485,665.83
  4. Step 4: Simplify right side
    893,564.12x = 598,889,581,882.16
  5. Step 5: Solve for x
    x = 598,889,581,882.16/893,564.12
  6. Step 6: Final answer
    x = 670,225.64

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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.