Home / 906,190.53-1,250,516.48-498,291.94

Finding the Fourth Proportional to 906,190.53, 1,250,516.48 and 498,291.94

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Solution

The fourth proportional to 906,190.53, 1,250,516.48 and 498,291.94 is: 687,628.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,190.53 : 1,250,516.48 = 498,291.94 : x
  2. Step 2: Convert to fraction form
    906,190.53/1,250,516.48 = 498,291.94/x
  3. Step 3: Cross multiply
    906,190.53x = 1,250,516.48 × 498,291.94
  4. Step 4: Simplify right side
    906,190.53x = 623,122,282,821.17
  5. Step 5: Solve for x
    x = 623,122,282,821.17/906,190.53
  6. Step 6: Final answer
    x = 687,628.34

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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.