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Finding the Fourth Proportional to 654,350.88, 903,036.24 and 367,960.80

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Solution

The fourth proportional to 654,350.88, 903,036.24 and 367,960.80 is: 507,803.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,350.88 : 903,036.24 = 367,960.80 : x
  2. Step 2: Convert to fraction form
    654,350.88/903,036.24 = 367,960.80/x
  3. Step 3: Cross multiply
    654,350.88x = 903,036.24 × 367,960.80
  4. Step 4: Simplify right side
    654,350.88x = 332,281,937,299.39
  5. Step 5: Solve for x
    x = 332,281,937,299.39/654,350.88
  6. Step 6: Final answer
    x = 507,803.91

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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.