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Finding the Fourth Proportional to 588,528, 882,794.88 and 145,296

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Solution

The fourth proportional to 588,528, 882,794.88 and 145,296 is: 217,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,528 : 882,794.88 = 145,296 : x
  2. Step 2: Convert to fraction form
    588,528/882,794.88 = 145,296/x
  3. Step 3: Cross multiply
    588,528x = 882,794.88 × 145,296
  4. Step 4: Simplify right side
    588,528x = 128,266,564,884.48
  5. Step 5: Solve for x
    x = 128,266,564,884.48/588,528
  6. Step 6: Final answer
    x = 217,944.71

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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.