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Finding the Fourth Proportional to 540,953.84, 811,504.58 and 225,336.94

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Solution

The fourth proportional to 540,953.84, 811,504.58 and 225,336.94 is: 338,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,953.84 : 811,504.58 = 225,336.94 : x
  2. Step 2: Convert to fraction form
    540,953.84/811,504.58 = 225,336.94/x
  3. Step 3: Cross multiply
    540,953.84x = 811,504.58 × 225,336.94
  4. Step 4: Simplify right side
    540,953.84x = 182,861,955,697.74
  5. Step 5: Solve for x
    x = 182,861,955,697.74/540,953.84
  6. Step 6: Final answer
    x = 338,036.15

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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.