Home / 779,923.35-1,169,881.94-247,485.89

Finding the Fourth Proportional to 779,923.35, 1,169,881.94 and 247,485.89

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Solution

The fourth proportional to 779,923.35, 1,169,881.94 and 247,485.89 is: 371,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,923.35 : 1,169,881.94 = 247,485.89 : x
  2. Step 2: Convert to fraction form
    779,923.35/1,169,881.94 = 247,485.89/x
  3. Step 3: Cross multiply
    779,923.35x = 1,169,881.94 × 247,485.89
  4. Step 4: Simplify right side
    779,923.35x = 289,529,266,028.99
  5. Step 5: Solve for x
    x = 289,529,266,028.99/779,923.35
  6. Step 6: Final answer
    x = 371,227.85

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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.