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Finding the Fourth Proportional to 452,705.86, 624,732.04 and 248,756.19

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Solution

The fourth proportional to 452,705.86, 624,732.04 and 248,756.19 is: 343,282.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,705.86 : 624,732.04 = 248,756.19 : x
  2. Step 2: Convert to fraction form
    452,705.86/624,732.04 = 248,756.19/x
  3. Step 3: Cross multiply
    452,705.86x = 624,732.04 × 248,756.19
  4. Step 4: Simplify right side
    452,705.86x = 155,405,962,041.33
  5. Step 5: Solve for x
    x = 155,405,962,041.33/452,705.86
  6. Step 6: Final answer
    x = 343,282.42

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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.