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Finding the Fourth Proportional to 304,030.64, 456,053.72 and 144,069.04

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Solution

The fourth proportional to 304,030.64, 456,053.72 and 144,069.04 is: 216,107.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,030.64 : 456,053.72 = 144,069.04 : x
  2. Step 2: Convert to fraction form
    304,030.64/456,053.72 = 144,069.04/x
  3. Step 3: Cross multiply
    304,030.64x = 456,053.72 × 144,069.04
  4. Step 4: Simplify right side
    304,030.64x = 65,703,221,628.83
  5. Step 5: Solve for x
    x = 65,703,221,628.83/304,030.64
  6. Step 6: Final answer
    x = 216,107.24

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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.