Home / 776,468.40-1,071,525.92-436,936.96

Finding the Fourth Proportional to 776,468.40, 1,071,525.92 and 436,936.96

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Solution

The fourth proportional to 776,468.40, 1,071,525.92 and 436,936.96 is: 602,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,468.40 : 1,071,525.92 = 436,936.96 : x
  2. Step 2: Convert to fraction form
    776,468.40/1,071,525.92 = 436,936.96/x
  3. Step 3: Cross multiply
    776,468.40x = 1,071,525.92 × 436,936.96
  4. Step 4: Simplify right side
    776,468.40x = 468,189,278,046.00
  5. Step 5: Solve for x
    x = 468,189,278,046.00/776,468.40
  6. Step 6: Final answer
    x = 602,972.74

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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.