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Finding the Fourth Proportional to 601,265.40, 901,898.10 and 547,027.80

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Solution

The fourth proportional to 601,265.40, 901,898.10 and 547,027.80 is: 820,541.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,265.40 : 901,898.10 = 547,027.80 : x
  2. Step 2: Convert to fraction form
    601,265.40/901,898.10 = 547,027.80/x
  3. Step 3: Cross multiply
    601,265.40x = 901,898.10 × 547,027.80
  4. Step 4: Simplify right side
    601,265.40x = 493,363,333,467.18
  5. Step 5: Solve for x
    x = 493,363,333,467.18/601,265.40
  6. Step 6: Final answer
    x = 820,541.70

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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.