Home / 468,529.16-646,569.30-253,669.40

Finding the Fourth Proportional to 468,529.16, 646,569.30 and 253,669.40

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Solution

The fourth proportional to 468,529.16, 646,569.30 and 253,669.40 is: 350,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,529.16 : 646,569.30 = 253,669.40 : x
  2. Step 2: Convert to fraction form
    468,529.16/646,569.30 = 253,669.40/x
  3. Step 3: Cross multiply
    468,529.16x = 646,569.30 × 253,669.40
  4. Step 4: Simplify right side
    468,529.16x = 164,014,846,389.42
  5. Step 5: Solve for x
    x = 164,014,846,389.42/468,529.16
  6. Step 6: Final answer
    x = 350,063.26

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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.