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Finding the Third Proportional to 369,482.77 and 555,864.40

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Solution

The third proportional to 369,482.77 and 555,864.40 is: 836,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,482.77 : 555,864.40 = 555,864.40 : x
  2. Step 2: Convert to fraction form
    369,482.77/555,864.40 = 555,864.40/x
  3. Step 3: Cross multiply
    369,482.77x = 555,864.40 × 555,864.40
  4. Step 4: Simplify right side
    369,482.77x = 308,985,229,450.28
  5. Step 5: Solve for x
    x = 308,985,229,450.28/369,482.77
  6. Step 6: Final answer
    x = 836,264.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.