Home / 593,270.22-889,895.90-143,994.80

Finding the Fourth Proportional to 593,270.22, 889,895.90 and 143,994.80

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Solution

The fourth proportional to 593,270.22, 889,895.90 and 143,994.80 is: 215,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,270.22 : 889,895.90 = 143,994.80 : x
  2. Step 2: Convert to fraction form
    593,270.22/889,895.90 = 143,994.80/x
  3. Step 3: Cross multiply
    593,270.22x = 889,895.90 × 143,994.80
  4. Step 4: Simplify right side
    593,270.22x = 128,140,382,141.32
  5. Step 5: Solve for x
    x = 128,140,382,141.32/593,270.22
  6. Step 6: Final answer
    x = 215,989.91

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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.