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Finding the Third Proportional to 532,095 and 842,409

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Solution

The third proportional to 532,095 and 842,409 is: 1,333,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,095 : 842,409 = 842,409 : x
  2. Step 2: Convert to fraction form
    532,095/842,409 = 842,409/x
  3. Step 3: Cross multiply
    532,095x = 842,409 × 842,409
  4. Step 4: Simplify right side
    532,095x = 709,652,923,281
  5. Step 5: Solve for x
    x = 709,652,923,281/532,095
  6. Step 6: Final answer
    x = 1,333,695.91

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.