Home / 969,675.15-1,338,138.81-534,084.06

Finding the Fourth Proportional to 969,675.15, 1,338,138.81 and 534,084.06

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Solution

The fourth proportional to 969,675.15, 1,338,138.81 and 534,084.06 is: 737,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,675.15 : 1,338,138.81 = 534,084.06 : x
  2. Step 2: Convert to fraction form
    969,675.15/1,338,138.81 = 534,084.06/x
  3. Step 3: Cross multiply
    969,675.15x = 1,338,138.81 × 534,084.06
  4. Step 4: Simplify right side
    969,675.15x = 714,678,608,488.37
  5. Step 5: Solve for x
    x = 714,678,608,488.37/969,675.15
  6. Step 6: Final answer
    x = 737,028.90

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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.