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Finding the Fourth Proportional to 437,562.40, 655,947.60 and 304,506.40

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Solution

The fourth proportional to 437,562.40, 655,947.60 and 304,506.40 is: 456,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,562.40 : 655,947.60 = 304,506.40 : x
  2. Step 2: Convert to fraction form
    437,562.40/655,947.60 = 304,506.40/x
  3. Step 3: Cross multiply
    437,562.40x = 655,947.60 × 304,506.40
  4. Step 4: Simplify right side
    437,562.40x = 199,740,242,264.64
  5. Step 5: Solve for x
    x = 199,740,242,264.64/437,562.40
  6. Step 6: Final answer
    x = 456,484.02

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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.