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Finding the Fourth Proportional to 593,412.99, 890,259.51 and 194,052.21

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Solution

The fourth proportional to 593,412.99, 890,259.51 and 194,052.21 is: 291,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,412.99 : 890,259.51 = 194,052.21 : x
  2. Step 2: Convert to fraction form
    593,412.99/890,259.51 = 194,052.21/x
  3. Step 3: Cross multiply
    593,412.99x = 890,259.51 × 194,052.21
  4. Step 4: Simplify right side
    593,412.99x = 172,756,825,389.02
  5. Step 5: Solve for x
    x = 172,756,825,389.02/593,412.99
  6. Step 6: Final answer
    x = 291,124.10

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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.