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Finding the Fourth Proportional to 301,813.44, 452,128.32 and 175,187.76

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Solution

The fourth proportional to 301,813.44, 452,128.32 and 175,187.76 is: 262,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,813.44 : 452,128.32 = 175,187.76 : x
  2. Step 2: Convert to fraction form
    301,813.44/452,128.32 = 175,187.76/x
  3. Step 3: Cross multiply
    301,813.44x = 452,128.32 × 175,187.76
  4. Step 4: Simplify right side
    301,813.44x = 79,207,347,613.36
  5. Step 5: Solve for x
    x = 79,207,347,613.36/301,813.44
  6. Step 6: Final answer
    x = 262,438.11

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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.