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Finding the Fourth Proportional to 593,090.10, 889,635.15 and 293,616.90

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Solution

The fourth proportional to 593,090.10, 889,635.15 and 293,616.90 is: 440,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,090.10 : 889,635.15 = 293,616.90 : x
  2. Step 2: Convert to fraction form
    593,090.10/889,635.15 = 293,616.90/x
  3. Step 3: Cross multiply
    593,090.10x = 889,635.15 × 293,616.90
  4. Step 4: Simplify right side
    593,090.10x = 261,211,914,874.04
  5. Step 5: Solve for x
    x = 261,211,914,874.04/593,090.10
  6. Step 6: Final answer
    x = 440,425.35

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Half scale
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Double scale
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Similar ratio
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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.