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Finding the Fourth Proportional to 524,460.71, 786,474.18 and 164,511.50

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Solution

The fourth proportional to 524,460.71, 786,474.18 and 164,511.50 is: 246,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,460.71 : 786,474.18 = 164,511.50 : x
  2. Step 2: Convert to fraction form
    524,460.71/786,474.18 = 164,511.50/x
  3. Step 3: Cross multiply
    524,460.71x = 786,474.18 × 164,511.50
  4. Step 4: Simplify right side
    524,460.71x = 129,384,043,130.70
  5. Step 5: Solve for x
    x = 129,384,043,130.70/524,460.71
  6. Step 6: Final answer
    x = 246,699.21

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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.