Home / 581,142.63-801,653.04-540,042.69

Finding the Fourth Proportional to 581,142.63, 801,653.04 and 540,042.69

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Solution

The fourth proportional to 581,142.63, 801,653.04 and 540,042.69 is: 744,958.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,142.63 : 801,653.04 = 540,042.69 : x
  2. Step 2: Convert to fraction form
    581,142.63/801,653.04 = 540,042.69/x
  3. Step 3: Cross multiply
    581,142.63x = 801,653.04 × 540,042.69
  4. Step 4: Simplify right side
    581,142.63x = 432,926,864,168.28
  5. Step 5: Solve for x
    x = 432,926,864,168.28/581,142.63
  6. Step 6: Final answer
    x = 744,958.02

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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.