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Finding the Fourth Proportional to 535,200.21, 801,243.90 and 460,798.47

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Solution

The fourth proportional to 535,200.21, 801,243.90 and 460,798.47 is: 689,857.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,200.21 : 801,243.90 = 460,798.47 : x
  2. Step 2: Convert to fraction form
    535,200.21/801,243.90 = 460,798.47/x
  3. Step 3: Cross multiply
    535,200.21x = 801,243.90 × 460,798.47
  4. Step 4: Simplify right side
    535,200.21x = 369,211,963,216.83
  5. Step 5: Solve for x
    x = 369,211,963,216.83/535,200.21
  6. Step 6: Final answer
    x = 689,857.66

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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.