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Finding the Fourth Proportional to 452,196.81, 624,030.06 and 248,242.65

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Solution

The fourth proportional to 452,196.81, 624,030.06 and 248,242.65 is: 342,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,196.81 : 624,030.06 = 248,242.65 : x
  2. Step 2: Convert to fraction form
    452,196.81/624,030.06 = 248,242.65/x
  3. Step 3: Cross multiply
    452,196.81x = 624,030.06 × 248,242.65
  4. Step 4: Simplify right side
    452,196.81x = 154,910,874,532.85
  5. Step 5: Solve for x
    x = 154,910,874,532.85/452,196.81
  6. Step 6: Final answer
    x = 342,574.01

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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.