Home / 994,368.96-1,372,407.12-586,446.72

Finding the Fourth Proportional to 994,368.96, 1,372,407.12 and 586,446.72

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Solution

The fourth proportional to 994,368.96, 1,372,407.12 and 586,446.72 is: 809,401.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,368.96 : 1,372,407.12 = 586,446.72 : x
  2. Step 2: Convert to fraction form
    994,368.96/1,372,407.12 = 586,446.72/x
  3. Step 3: Cross multiply
    994,368.96x = 1,372,407.12 × 586,446.72
  4. Step 4: Simplify right side
    994,368.96x = 804,843,654,028.65
  5. Step 5: Solve for x
    x = 804,843,654,028.65/994,368.96
  6. Step 6: Final answer
    x = 809,401.43

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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.