Home / 908,923.97-1,252,615.94-679,075.74

Finding the Fourth Proportional to 908,923.97, 1,252,615.94 and 679,075.74

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Solution

The fourth proportional to 908,923.97, 1,252,615.94 and 679,075.74 is: 935,855.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,923.97 : 1,252,615.94 = 679,075.74 : x
  2. Step 2: Convert to fraction form
    908,923.97/1,252,615.94 = 679,075.74/x
  3. Step 3: Cross multiply
    908,923.97x = 1,252,615.94 × 679,075.74
  4. Step 4: Simplify right side
    908,923.97x = 850,621,092,995.92
  5. Step 5: Solve for x
    x = 850,621,092,995.92/908,923.97
  6. Step 6: Final answer
    x = 935,855.06

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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.