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Finding the Fourth Proportional to 244,055.80, 366,302.40 and 210,813.40

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Solution

The fourth proportional to 244,055.80, 366,302.40 and 210,813.40 is: 316,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,055.80 : 366,302.40 = 210,813.40 : x
  2. Step 2: Convert to fraction form
    244,055.80/366,302.40 = 210,813.40/x
  3. Step 3: Cross multiply
    244,055.80x = 366,302.40 × 210,813.40
  4. Step 4: Simplify right side
    244,055.80x = 77,221,454,372.16
  5. Step 5: Solve for x
    x = 77,221,454,372.16/244,055.80
  6. Step 6: Final answer
    x = 316,409.01

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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.