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Finding the Fourth Proportional to 636,102.66, 952,783.80 and 298,637.63

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Solution

The fourth proportional to 636,102.66, 952,783.80 and 298,637.63 is: 447,313.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,102.66 : 952,783.80 = 298,637.63 : x
  2. Step 2: Convert to fraction form
    636,102.66/952,783.80 = 298,637.63/x
  3. Step 3: Cross multiply
    636,102.66x = 952,783.80 × 298,637.63
  4. Step 4: Simplify right side
    636,102.66x = 284,537,095,934.39
  5. Step 5: Solve for x
    x = 284,537,095,934.39/636,102.66
  6. Step 6: Final answer
    x = 447,313.17

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1.5x scale

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.