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Finding the Fourth Proportional to 592,192.92, 817,223.88 and 320,261.12

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Solution

The fourth proportional to 592,192.92, 817,223.88 and 320,261.12 is: 441,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,192.92 : 817,223.88 = 320,261.12 : x
  2. Step 2: Convert to fraction form
    592,192.92/817,223.88 = 320,261.12/x
  3. Step 3: Cross multiply
    592,192.92x = 817,223.88 × 320,261.12
  4. Step 4: Simplify right side
    592,192.92x = 261,725,032,980.55
  5. Step 5: Solve for x
    x = 261,725,032,980.55/592,192.92
  6. Step 6: Final answer
    x = 441,959.07

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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.