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Finding the Fourth Proportional to 440,597.43, 608,223.62 and 277,493.61

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Solution

The fourth proportional to 440,597.43, 608,223.62 and 277,493.61 is: 383,066.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,597.43 : 608,223.62 = 277,493.61 : x
  2. Step 2: Convert to fraction form
    440,597.43/608,223.62 = 277,493.61/x
  3. Step 3: Cross multiply
    440,597.43x = 608,223.62 × 277,493.61
  4. Step 4: Simplify right side
    440,597.43x = 168,778,168,001.07
  5. Step 5: Solve for x
    x = 168,778,168,001.07/440,597.43
  6. Step 6: Final answer
    x = 383,066.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.