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Finding the Fourth Proportional to 608,895.98, 839,721.43 and 522,827.97

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Solution

The fourth proportional to 608,895.98, 839,721.43 and 522,827.97 is: 721,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,895.98 : 839,721.43 = 522,827.97 : x
  2. Step 2: Convert to fraction form
    608,895.98/839,721.43 = 522,827.97/x
  3. Step 3: Cross multiply
    608,895.98x = 839,721.43 × 522,827.97
  4. Step 4: Simplify right side
    608,895.98x = 439,029,848,116.98
  5. Step 5: Solve for x
    x = 439,029,848,116.98/608,895.98
  6. Step 6: Final answer
    x = 721,026.02

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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.