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Finding the Third Proportional to 145,952 and 314,704

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Solution

The third proportional to 145,952 and 314,704 is: 678,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,952 : 314,704 = 314,704 : x
  2. Step 2: Convert to fraction form
    145,952/314,704 = 314,704/x
  3. Step 3: Cross multiply
    145,952x = 314,704 × 314,704
  4. Step 4: Simplify right side
    145,952x = 99,038,607,616
  5. Step 5: Solve for x
    x = 99,038,607,616/145,952
  6. Step 6: Final answer
    x = 678,569.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.