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Finding the Fourth Proportional to 614,499.60, 923,131.80 and 590,998.80

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Solution

The fourth proportional to 614,499.60, 923,131.80 and 590,998.80 is: 887,827.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,499.60 : 923,131.80 = 590,998.80 : x
  2. Step 2: Convert to fraction form
    614,499.60/923,131.80 = 590,998.80/x
  3. Step 3: Cross multiply
    614,499.60x = 923,131.80 × 590,998.80
  4. Step 4: Simplify right side
    614,499.60x = 545,569,786,041.84
  5. Step 5: Solve for x
    x = 545,569,786,041.84/614,499.60
  6. Step 6: Final answer
    x = 887,827.73

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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.