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Finding the Third Proportional to 579,811.50 and 884,709

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Solution

The third proportional to 579,811.50 and 884,709 is: 1,349,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,811.50 : 884,709 = 884,709 : x
  2. Step 2: Convert to fraction form
    579,811.50/884,709 = 884,709/x
  3. Step 3: Cross multiply
    579,811.50x = 884,709 × 884,709
  4. Step 4: Simplify right side
    579,811.50x = 782,710,014,681
  5. Step 5: Solve for x
    x = 782,710,014,681/579,811.50
  6. Step 6: Final answer
    x = 1,349,938.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.