Home / 864,429.94-1,293,433.60-543,077.29

Finding the Fourth Proportional to 864,429.94, 1,293,433.60 and 543,077.29

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Solution

The fourth proportional to 864,429.94, 1,293,433.60 and 543,077.29 is: 812,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,429.94 : 1,293,433.60 = 543,077.29 : x
  2. Step 2: Convert to fraction form
    864,429.94/1,293,433.60 = 543,077.29/x
  3. Step 3: Cross multiply
    864,429.94x = 1,293,433.60 × 543,077.29
  4. Step 4: Simplify right side
    864,429.94x = 702,434,407,815.78
  5. Step 5: Solve for x
    x = 702,434,407,815.78/864,429.94
  6. Step 6: Final answer
    x = 812,598.43

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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.