Home / 781,751.79-1,172,799.81-444,950.96

Finding the Fourth Proportional to 781,751.79, 1,172,799.81 and 444,950.96

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Solution

The fourth proportional to 781,751.79, 1,172,799.81 and 444,950.96 is: 667,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,751.79 : 1,172,799.81 = 444,950.96 : x
  2. Step 2: Convert to fraction form
    781,751.79/1,172,799.81 = 444,950.96/x
  3. Step 3: Cross multiply
    781,751.79x = 1,172,799.81 × 444,950.96
  4. Step 4: Simplify right side
    781,751.79x = 521,838,395,483.32
  5. Step 5: Solve for x
    x = 521,838,395,483.32/781,751.79
  6. Step 6: Final answer
    x = 667,524.40

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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.