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Finding the Third Proportional to 482,363 and 709,572

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Solution

The third proportional to 482,363 and 709,572 is: 1,043,803.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,363 : 709,572 = 709,572 : x
  2. Step 2: Convert to fraction form
    482,363/709,572 = 709,572/x
  3. Step 3: Cross multiply
    482,363x = 709,572 × 709,572
  4. Step 4: Simplify right side
    482,363x = 503,492,423,184
  5. Step 5: Solve for x
    x = 503,492,423,184/482,363
  6. Step 6: Final answer
    x = 1,043,803.99

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.