Home / 784,956.52-1,177,610.36-286,320.52

Finding the Fourth Proportional to 784,956.52, 1,177,610.36 and 286,320.52

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Solution

The fourth proportional to 784,956.52, 1,177,610.36 and 286,320.52 is: 429,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,956.52 : 1,177,610.36 = 286,320.52 : x
  2. Step 2: Convert to fraction form
    784,956.52/1,177,610.36 = 286,320.52/x
  3. Step 3: Cross multiply
    784,956.52x = 1,177,610.36 × 286,320.52
  4. Step 4: Simplify right side
    784,956.52x = 337,174,010,632.59
  5. Step 5: Solve for x
    x = 337,174,010,632.59/784,956.52
  6. Step 6: Final answer
    x = 429,544.82

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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.