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Finding the Fourth Proportional to 557,879.40, 837,037.80 and 202,929.30

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Solution

The fourth proportional to 557,879.40, 837,037.80 and 202,929.30 is: 304,473.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,879.40 : 837,037.80 = 202,929.30 : x
  2. Step 2: Convert to fraction form
    557,879.40/837,037.80 = 202,929.30/x
  3. Step 3: Cross multiply
    557,879.40x = 837,037.80 × 202,929.30
  4. Step 4: Simplify right side
    557,879.40x = 169,859,494,827.54
  5. Step 5: Solve for x
    x = 169,859,494,827.54/557,879.40
  6. Step 6: Final answer
    x = 304,473.50

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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.