Home / 855,158.10-1,283,109.27-536,041.32

Finding the Fourth Proportional to 855,158.10, 1,283,109.27 and 536,041.32

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Solution

The fourth proportional to 855,158.10, 1,283,109.27 and 536,041.32 is: 804,295.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,158.10 : 1,283,109.27 = 536,041.32 : x
  2. Step 2: Convert to fraction form
    855,158.10/1,283,109.27 = 536,041.32/x
  3. Step 3: Cross multiply
    855,158.10x = 1,283,109.27 × 536,041.32
  4. Step 4: Simplify right side
    855,158.10x = 687,799,586,795.04
  5. Step 5: Solve for x
    x = 687,799,586,795.04/855,158.10
  6. Step 6: Final answer
    x = 804,295.24

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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.