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Finding the Fourth Proportional to 508,496.17, 701,673.63 and 304,541.87

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Solution

The fourth proportional to 508,496.17, 701,673.63 and 304,541.87 is: 420,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,496.17 : 701,673.63 = 304,541.87 : x
  2. Step 2: Convert to fraction form
    508,496.17/701,673.63 = 304,541.87/x
  3. Step 3: Cross multiply
    508,496.17x = 701,673.63 × 304,541.87
  4. Step 4: Simplify right side
    508,496.17x = 213,688,999,674.83
  5. Step 5: Solve for x
    x = 213,688,999,674.83/508,496.17
  6. Step 6: Final answer
    x = 420,237.19

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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.