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Finding the Fourth Proportional to 514,424.04, 772,818.66 and 362,969.70

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Solution

The fourth proportional to 514,424.04, 772,818.66 and 362,969.70 is: 545,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,424.04 : 772,818.66 = 362,969.70 : x
  2. Step 2: Convert to fraction form
    514,424.04/772,818.66 = 362,969.70/x
  3. Step 3: Cross multiply
    514,424.04x = 772,818.66 × 362,969.70
  4. Step 4: Simplify right side
    514,424.04x = 280,509,757,174.60
  5. Step 5: Solve for x
    x = 280,509,757,174.60/514,424.04
  6. Step 6: Final answer
    x = 545,288.97

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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.