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Finding the Fourth Proportional to 598,164.72, 896,472 and 242,985

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Solution

The fourth proportional to 598,164.72, 896,472 and 242,985 is: 364,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,164.72 : 896,472 = 242,985 : x
  2. Step 2: Convert to fraction form
    598,164.72/896,472 = 242,985/x
  3. Step 3: Cross multiply
    598,164.72x = 896,472 × 242,985
  4. Step 4: Simplify right side
    598,164.72x = 217,829,248,920
  5. Step 5: Solve for x
    x = 217,829,248,920/598,164.72
  6. Step 6: Final answer
    x = 364,162.65

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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.