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Finding the Fourth Proportional to 592,882.80, 889,907.40 and 293,701.20

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Solution

The fourth proportional to 592,882.80, 889,907.40 and 293,701.20 is: 440,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,882.80 : 889,907.40 = 293,701.20 : x
  2. Step 2: Convert to fraction form
    592,882.80/889,907.40 = 293,701.20/x
  3. Step 3: Cross multiply
    592,882.80x = 889,907.40 × 293,701.20
  4. Step 4: Simplify right side
    592,882.80x = 261,366,871,268.88
  5. Step 5: Solve for x
    x = 261,366,871,268.88/592,882.80
  6. Step 6: Final answer
    x = 440,840.70

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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.