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Finding the Fourth Proportional to 524,085.66, 723,240.63 and 297,743.58

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Solution

The fourth proportional to 524,085.66, 723,240.63 and 297,743.58 is: 410,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,085.66 : 723,240.63 = 297,743.58 : x
  2. Step 2: Convert to fraction form
    524,085.66/723,240.63 = 297,743.58/x
  3. Step 3: Cross multiply
    524,085.66x = 723,240.63 × 297,743.58
  4. Step 4: Simplify right side
    524,085.66x = 215,340,254,377.66
  5. Step 5: Solve for x
    x = 215,340,254,377.66/524,085.66
  6. Step 6: Final answer
    x = 410,887.51

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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.