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Finding the Fourth Proportional to 600,642.74, 828,875.88 and 328,705.17

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Solution

The fourth proportional to 600,642.74, 828,875.88 and 328,705.17 is: 453,607.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,642.74 : 828,875.88 = 328,705.17 : x
  2. Step 2: Convert to fraction form
    600,642.74/828,875.88 = 328,705.17/x
  3. Step 3: Cross multiply
    600,642.74x = 828,875.88 × 328,705.17
  4. Step 4: Simplify right side
    600,642.74x = 272,455,787,044.30
  5. Step 5: Solve for x
    x = 272,455,787,044.30/600,642.74
  6. Step 6: Final answer
    x = 453,607.06

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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.