Home / 806,892.28-1,112,938.33-530,916.12

Finding the Fourth Proportional to 806,892.28, 1,112,938.33 and 530,916.12

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Solution

The fourth proportional to 806,892.28, 1,112,938.33 and 530,916.12 is: 732,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,892.28 : 1,112,938.33 = 530,916.12 : x
  2. Step 2: Convert to fraction form
    806,892.28/1,112,938.33 = 530,916.12/x
  3. Step 3: Cross multiply
    806,892.28x = 1,112,938.33 × 530,916.12
  4. Step 4: Simplify right side
    806,892.28x = 590,876,899,631.06
  5. Step 5: Solve for x
    x = 590,876,899,631.06/806,892.28
  6. Step 6: Final answer
    x = 732,287.21

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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.