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Finding the Fourth Proportional to 461,713.37, 636,983.43 and 268,088.01

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Solution

The fourth proportional to 461,713.37, 636,983.43 and 268,088.01 is: 369,856.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,713.37 : 636,983.43 = 268,088.01 : x
  2. Step 2: Convert to fraction form
    461,713.37/636,983.43 = 268,088.01/x
  3. Step 3: Cross multiply
    461,713.37x = 636,983.43 × 268,088.01
  4. Step 4: Simplify right side
    461,713.37x = 170,767,620,151.67
  5. Step 5: Solve for x
    x = 170,767,620,151.67/461,713.37
  6. Step 6: Final answer
    x = 369,856.35

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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.