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Finding the Fourth Proportional to 592,836.80, 889,838.40 and 293,655.20

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Solution

The fourth proportional to 592,836.80, 889,838.40 and 293,655.20 is: 440,771.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,836.80 : 889,838.40 = 293,655.20 : x
  2. Step 2: Convert to fraction form
    592,836.80/889,838.40 = 293,655.20/x
  3. Step 3: Cross multiply
    592,836.80x = 889,838.40 × 293,655.20
  4. Step 4: Simplify right side
    592,836.80x = 261,305,673,319.68
  5. Step 5: Solve for x
    x = 261,305,673,319.68/592,836.80
  6. Step 6: Final answer
    x = 440,771.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.