Home / 862,204.10-1,292,501.96-293,196.36

Finding the Fourth Proportional to 862,204.10, 1,292,501.96 and 293,196.36

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Solution

The fourth proportional to 862,204.10, 1,292,501.96 and 293,196.36 is: 439,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,204.10 : 1,292,501.96 = 293,196.36 : x
  2. Step 2: Convert to fraction form
    862,204.10/1,292,501.96 = 293,196.36/x
  3. Step 3: Cross multiply
    862,204.10x = 1,292,501.96 × 293,196.36
  4. Step 4: Simplify right side
    862,204.10x = 378,956,868,824.16
  5. Step 5: Solve for x
    x = 378,956,868,824.16/862,204.10
  6. Step 6: Final answer
    x = 439,521.07

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1.5x scale

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.