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Finding the Third Proportional to 348,050 and 553,820

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Solution

The third proportional to 348,050 and 553,820 is: 881,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,050 : 553,820 = 553,820 : x
  2. Step 2: Convert to fraction form
    348,050/553,820 = 553,820/x
  3. Step 3: Cross multiply
    348,050x = 553,820 × 553,820
  4. Step 4: Simplify right side
    348,050x = 306,716,592,400
  5. Step 5: Solve for x
    x = 306,716,592,400/348,050
  6. Step 6: Final answer
    x = 881,242.90

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.