Home / 445,037.76-614,232.72-283,942.80

Finding the Fourth Proportional to 445,037.76, 614,232.72 and 283,942.80

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Solution

The fourth proportional to 445,037.76, 614,232.72 and 283,942.80 is: 391,892.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,037.76 : 614,232.72 = 283,942.80 : x
  2. Step 2: Convert to fraction form
    445,037.76/614,232.72 = 283,942.80/x
  3. Step 3: Cross multiply
    445,037.76x = 614,232.72 × 283,942.80
  4. Step 4: Simplify right side
    445,037.76x = 174,406,958,368.42
  5. Step 5: Solve for x
    x = 174,406,958,368.42/445,037.76
  6. Step 6: Final answer
    x = 391,892.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.