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Finding the Fourth Proportional to 594,348.30, 891,658.44 and 257,445.03

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Solution

The fourth proportional to 594,348.30, 891,658.44 and 257,445.03 is: 386,226.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,348.30 : 891,658.44 = 257,445.03 : x
  2. Step 2: Convert to fraction form
    594,348.30/891,658.44 = 257,445.03/x
  3. Step 3: Cross multiply
    594,348.30x = 891,658.44 × 257,445.03
  4. Step 4: Simplify right side
    594,348.30x = 229,553,033,835.55
  5. Step 5: Solve for x
    x = 229,553,033,835.55/594,348.30
  6. Step 6: Final answer
    x = 386,226.45

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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.