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Finding the Third Proportional to 292,260 and 607,480

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Solution

The third proportional to 292,260 and 607,480 is: 1,262,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,260 : 607,480 = 607,480 : x
  2. Step 2: Convert to fraction form
    292,260/607,480 = 607,480/x
  3. Step 3: Cross multiply
    292,260x = 607,480 × 607,480
  4. Step 4: Simplify right side
    292,260x = 369,031,950,400
  5. Step 5: Solve for x
    x = 369,031,950,400/292,260
  6. Step 6: Final answer
    x = 1,262,683.74

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.