Home / 477,981.84-659,623.33-260,196.76

Finding the Fourth Proportional to 477,981.84, 659,623.33 and 260,196.76

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Solution

The fourth proportional to 477,981.84, 659,623.33 and 260,196.76 is: 359,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,981.84 : 659,623.33 = 260,196.76 : x
  2. Step 2: Convert to fraction form
    477,981.84/659,623.33 = 260,196.76/x
  3. Step 3: Cross multiply
    477,981.84x = 659,623.33 × 260,196.76
  4. Step 4: Simplify right side
    477,981.84x = 171,631,853,286.41
  5. Step 5: Solve for x
    x = 171,631,853,286.41/477,981.84
  6. Step 6: Final answer
    x = 359,076.10

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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.