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Finding the Fourth Proportional to 524,846.04, 724,386.42 and 328,703.46

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Solution

The fourth proportional to 524,846.04, 724,386.42 and 328,703.46 is: 453,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,846.04 : 724,386.42 = 328,703.46 : x
  2. Step 2: Convert to fraction form
    524,846.04/724,386.42 = 328,703.46/x
  3. Step 3: Cross multiply
    524,846.04x = 724,386.42 × 328,703.46
  4. Step 4: Simplify right side
    524,846.04x = 238,108,322,631.01
  5. Step 5: Solve for x
    x = 238,108,322,631.01/524,846.04
  6. Step 6: Final answer
    x = 453,672.70

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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.