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Finding the Fourth Proportional to 282,710.04, 424,028.58 and 235,619.32

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Solution

The fourth proportional to 282,710.04, 424,028.58 and 235,619.32 is: 353,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,710.04 : 424,028.58 = 235,619.32 : x
  2. Step 2: Convert to fraction form
    282,710.04/424,028.58 = 235,619.32/x
  3. Step 3: Cross multiply
    282,710.04x = 424,028.58 × 235,619.32
  4. Step 4: Simplify right side
    282,710.04x = 99,909,325,680.17
  5. Step 5: Solve for x
    x = 99,909,325,680.17/282,710.04
  6. Step 6: Final answer
    x = 353,398.58

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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.