Home / 912,583.72-1,259,342.41-504,674.71

Finding the Fourth Proportional to 912,583.72, 1,259,342.41 and 504,674.71

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Solution

The fourth proportional to 912,583.72, 1,259,342.41 and 504,674.71 is: 696,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,583.72 : 1,259,342.41 = 504,674.71 : x
  2. Step 2: Convert to fraction form
    912,583.72/1,259,342.41 = 504,674.71/x
  3. Step 3: Cross multiply
    912,583.72x = 1,259,342.41 × 504,674.71
  4. Step 4: Simplify right side
    912,583.72x = 635,558,265,557.45
  5. Step 5: Solve for x
    x = 635,558,265,557.45/912,583.72
  6. Step 6: Final answer
    x = 696,438.31

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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.