Home / 593,695.20-890,542.80-436,231.20

Finding the Fourth Proportional to 593,695.20, 890,542.80 and 436,231.20

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Solution

The fourth proportional to 593,695.20, 890,542.80 and 436,231.20 is: 654,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,695.20 : 890,542.80 = 436,231.20 : x
  2. Step 2: Convert to fraction form
    593,695.20/890,542.80 = 436,231.20/x
  3. Step 3: Cross multiply
    593,695.20x = 890,542.80 × 436,231.20
  4. Step 4: Simplify right side
    593,695.20x = 388,482,554,295.36
  5. Step 5: Solve for x
    x = 388,482,554,295.36/593,695.20
  6. Step 6: Final answer
    x = 654,346.80

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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.