Home / 437,618.40-656,031.60-304,562.40

Finding the Fourth Proportional to 437,618.40, 656,031.60 and 304,562.40

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Solution

The fourth proportional to 437,618.40, 656,031.60 and 304,562.40 is: 456,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,618.40 : 656,031.60 = 304,562.40 : x
  2. Step 2: Convert to fraction form
    437,618.40/656,031.60 = 304,562.40/x
  3. Step 3: Cross multiply
    437,618.40x = 656,031.60 × 304,562.40
  4. Step 4: Simplify right side
    437,618.40x = 199,802,558,571.84
  5. Step 5: Solve for x
    x = 199,802,558,571.84/437,618.40
  6. Step 6: Final answer
    x = 456,568.00

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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.