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Finding the Fourth Proportional to 592,121.63, 817,126.43 and 333,997.71

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Solution

The fourth proportional to 592,121.63, 817,126.43 and 333,997.71 is: 460,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,121.63 : 817,126.43 = 333,997.71 : x
  2. Step 2: Convert to fraction form
    592,121.63/817,126.43 = 333,997.71/x
  3. Step 3: Cross multiply
    592,121.63x = 817,126.43 × 333,997.71
  4. Step 4: Simplify right side
    592,121.63x = 272,918,354,730.49
  5. Step 5: Solve for x
    x = 272,918,354,730.49/592,121.63
  6. Step 6: Final answer
    x = 460,916.04

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1.5x scale

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.