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Finding the Fourth Proportional to 544,050.40, 816,853.20 and 307,854.40

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Solution

The fourth proportional to 544,050.40, 816,853.20 and 307,854.40 is: 462,221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,050.40 : 816,853.20 = 307,854.40 : x
  2. Step 2: Convert to fraction form
    544,050.40/816,853.20 = 307,854.40/x
  3. Step 3: Cross multiply
    544,050.40x = 816,853.20 × 307,854.40
  4. Step 4: Simplify right side
    544,050.40x = 251,471,851,774.08
  5. Step 5: Solve for x
    x = 251,471,851,774.08/544,050.40
  6. Step 6: Final answer
    x = 462,221.61

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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.