Home / 440,639.64-608,083.29-249,665.94

Finding the Fourth Proportional to 440,639.64, 608,083.29 and 249,665.94

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Solution

The fourth proportional to 440,639.64, 608,083.29 and 249,665.94 is: 344,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,639.64 : 608,083.29 = 249,665.94 : x
  2. Step 2: Convert to fraction form
    440,639.64/608,083.29 = 249,665.94/x
  3. Step 3: Cross multiply
    440,639.64x = 608,083.29 × 249,665.94
  4. Step 4: Simplify right side
    440,639.64x = 151,817,686,196.14
  5. Step 5: Solve for x
    x = 151,817,686,196.14/440,639.64
  6. Step 6: Final answer
    x = 344,539.33

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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.