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Finding the Fourth Proportional to 452,783.72, 624,853.85 and 248,837.06

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Solution

The fourth proportional to 452,783.72, 624,853.85 and 248,837.06 is: 343,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,783.72 : 624,853.85 = 248,837.06 : x
  2. Step 2: Convert to fraction form
    452,783.72/624,853.85 = 248,837.06/x
  3. Step 3: Cross multiply
    452,783.72x = 624,853.85 × 248,837.06
  4. Step 4: Simplify right side
    452,783.72x = 155,486,795,281.63
  5. Step 5: Solve for x
    x = 155,486,795,281.63/452,783.72
  6. Step 6: Final answer
    x = 343,401.91

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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.