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Finding the Fourth Proportional to 356,095.89, 491,397.53 and 194,946.93

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Solution

The fourth proportional to 356,095.89, 491,397.53 and 194,946.93 is: 269,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,095.89 : 491,397.53 = 194,946.93 : x
  2. Step 2: Convert to fraction form
    356,095.89/491,397.53 = 194,946.93/x
  3. Step 3: Cross multiply
    356,095.89x = 491,397.53 × 194,946.93
  4. Step 4: Simplify right side
    356,095.89x = 95,796,438,908.35
  5. Step 5: Solve for x
    x = 95,796,438,908.35/356,095.89
  6. Step 6: Final answer
    x = 269,018.66

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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.