Home / 740,748.92-1,111,535.24-361,674.36

Finding the Fourth Proportional to 740,748.92, 1,111,535.24 and 361,674.36

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Solution

The fourth proportional to 740,748.92, 1,111,535.24 and 361,674.36 is: 542,712.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,748.92 : 1,111,535.24 = 361,674.36 : x
  2. Step 2: Convert to fraction form
    740,748.92/1,111,535.24 = 361,674.36/x
  3. Step 3: Cross multiply
    740,748.92x = 1,111,535.24 × 361,674.36
  4. Step 4: Simplify right side
    740,748.92x = 402,013,796,544.45
  5. Step 5: Solve for x
    x = 402,013,796,544.45/740,748.92
  6. Step 6: Final answer
    x = 542,712.63

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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.