Home / 277,931.17-383,404.15-175,784.60

Finding the Fourth Proportional to 277,931.17, 383,404.15 and 175,784.60

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Solution

The fourth proportional to 277,931.17, 383,404.15 and 175,784.60 is: 242,493.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,931.17 : 383,404.15 = 175,784.60 : x
  2. Step 2: Convert to fraction form
    277,931.17/383,404.15 = 175,784.60/x
  3. Step 3: Cross multiply
    277,931.17x = 383,404.15 × 175,784.60
  4. Step 4: Simplify right side
    277,931.17x = 67,396,545,146.09
  5. Step 5: Solve for x
    x = 67,396,545,146.09/277,931.17
  6. Step 6: Final answer
    x = 242,493.65

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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.