Home / 806,093.20-1,207,390.20-666,125.20

Finding the Fourth Proportional to 806,093.20, 1,207,390.20 and 666,125.20

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Solution

The fourth proportional to 806,093.20, 1,207,390.20 and 666,125.20 is: 997,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,093.20 : 1,207,390.20 = 666,125.20 : x
  2. Step 2: Convert to fraction form
    806,093.20/1,207,390.20 = 666,125.20/x
  3. Step 3: Cross multiply
    806,093.20x = 1,207,390.20 × 666,125.20
  4. Step 4: Simplify right side
    806,093.20x = 804,273,038,453.04
  5. Step 5: Solve for x
    x = 804,273,038,453.04/806,093.20
  6. Step 6: Final answer
    x = 997,742.00

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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.