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Finding the Fourth Proportional to 594,091.41, 890,903.91 and 209,758.30

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Solution

The fourth proportional to 594,091.41, 890,903.91 and 209,758.30 is: 314,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,091.41 : 890,903.91 = 209,758.30 : x
  2. Step 2: Convert to fraction form
    594,091.41/890,903.91 = 209,758.30/x
  3. Step 3: Cross multiply
    594,091.41x = 890,903.91 × 209,758.30
  4. Step 4: Simplify right side
    594,091.41x = 186,874,490,803.42
  5. Step 5: Solve for x
    x = 186,874,490,803.42/594,091.41
  6. Step 6: Final answer
    x = 314,555.12

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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.