Home / 762,386.92-1,052,094.64-422,855.17

Finding the Fourth Proportional to 762,386.92, 1,052,094.64 and 422,855.17

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Solution

The fourth proportional to 762,386.92, 1,052,094.64 and 422,855.17 is: 583,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,386.92 : 1,052,094.64 = 422,855.17 : x
  2. Step 2: Convert to fraction form
    762,386.92/1,052,094.64 = 422,855.17/x
  3. Step 3: Cross multiply
    762,386.92x = 1,052,094.64 × 422,855.17
  4. Step 4: Simplify right side
    762,386.92x = 444,883,657,853.29
  5. Step 5: Solve for x
    x = 444,883,657,853.29/762,386.92
  6. Step 6: Final answer
    x = 583,540.52

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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.