Home / 806,196.36-1,209,294.53-293,899.92

Finding the Fourth Proportional to 806,196.36, 1,209,294.53 and 293,899.92

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Solution

The fourth proportional to 806,196.36, 1,209,294.53 and 293,899.92 is: 440,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,196.36 : 1,209,294.53 = 293,899.92 : x
  2. Step 2: Convert to fraction form
    806,196.36/1,209,294.53 = 293,899.92/x
  3. Step 3: Cross multiply
    806,196.36x = 1,209,294.53 × 293,899.92
  4. Step 4: Simplify right side
    806,196.36x = 355,411,564,153.94
  5. Step 5: Solve for x
    x = 355,411,564,153.94/806,196.36
  6. Step 6: Final answer
    x = 440,849.87

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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.