Home / 862,037.94-1,189,527.21-480,100.26

Finding the Fourth Proportional to 862,037.94, 1,189,527.21 and 480,100.26

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Solution

The fourth proportional to 862,037.94, 1,189,527.21 and 480,100.26 is: 662,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,037.94 : 1,189,527.21 = 480,100.26 : x
  2. Step 2: Convert to fraction form
    862,037.94/1,189,527.21 = 480,100.26/x
  3. Step 3: Cross multiply
    862,037.94x = 1,189,527.21 × 480,100.26
  4. Step 4: Simplify right side
    862,037.94x = 571,092,322,798.08
  5. Step 5: Solve for x
    x = 571,092,322,798.08/862,037.94
  6. Step 6: Final answer
    x = 662,490.94

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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.