Home / 864,993.48-1,193,633.46-482,945.64

Finding the Fourth Proportional to 864,993.48, 1,193,633.46 and 482,945.64

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Solution

The fourth proportional to 864,993.48, 1,193,633.46 and 482,945.64 is: 666,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,993.48 : 1,193,633.46 = 482,945.64 : x
  2. Step 2: Convert to fraction form
    864,993.48/1,193,633.46 = 482,945.64/x
  3. Step 3: Cross multiply
    864,993.48x = 1,193,633.46 × 482,945.64
  4. Step 4: Simplify right side
    864,993.48x = 576,460,075,265.11
  5. Step 5: Solve for x
    x = 576,460,075,265.11/864,993.48
  6. Step 6: Final answer
    x = 666,432.86

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Double scale
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1.5x scale

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.