Home / 796,686.40-1,195,240.80-347,214.40

Finding the Fourth Proportional to 796,686.40, 1,195,240.80 and 347,214.40

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Solution

The fourth proportional to 796,686.40, 1,195,240.80 and 347,214.40 is: 520,913.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,686.40 : 1,195,240.80 = 347,214.40 : x
  2. Step 2: Convert to fraction form
    796,686.40/1,195,240.80 = 347,214.40/x
  3. Step 3: Cross multiply
    796,686.40x = 1,195,240.80 × 347,214.40
  4. Step 4: Simplify right side
    796,686.40x = 415,004,817,227.52
  5. Step 5: Solve for x
    x = 415,004,817,227.52/796,686.40
  6. Step 6: Final answer
    x = 520,913.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.