Home / 862,835.84-1,190,717.45-500,474.24

Finding the Fourth Proportional to 862,835.84, 1,190,717.45 and 500,474.24

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Solution

The fourth proportional to 862,835.84, 1,190,717.45 and 500,474.24 is: 690,656.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,835.84 : 1,190,717.45 = 500,474.24 : x
  2. Step 2: Convert to fraction form
    862,835.84/1,190,717.45 = 500,474.24/x
  3. Step 3: Cross multiply
    862,835.84x = 1,190,717.45 × 500,474.24
  4. Step 4: Simplify right side
    862,835.84x = 595,923,402,387.53
  5. Step 5: Solve for x
    x = 595,923,402,387.53/862,835.84
  6. Step 6: Final answer
    x = 690,656.76

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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.