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Finding the Third Proportional to 265,368 and 560,688

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Solution

The third proportional to 265,368 and 560,688 is: 1,184,660.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,368 : 560,688 = 560,688 : x
  2. Step 2: Convert to fraction form
    265,368/560,688 = 560,688/x
  3. Step 3: Cross multiply
    265,368x = 560,688 × 560,688
  4. Step 4: Simplify right side
    265,368x = 314,371,033,344
  5. Step 5: Solve for x
    x = 314,371,033,344/265,368
  6. Step 6: Final answer
    x = 1,184,660.67

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.