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Finding the Fourth Proportional to 452,333.40, 624,230.94 and 245,610.51

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Solution

The fourth proportional to 452,333.40, 624,230.94 and 245,610.51 is: 338,948.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,333.40 : 624,230.94 = 245,610.51 : x
  2. Step 2: Convert to fraction form
    452,333.40/624,230.94 = 245,610.51/x
  3. Step 3: Cross multiply
    452,333.40x = 624,230.94 × 245,610.51
  4. Step 4: Simplify right side
    452,333.40x = 153,317,679,531.18
  5. Step 5: Solve for x
    x = 153,317,679,531.18/452,333.40
  6. Step 6: Final answer
    x = 338,948.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.