Home / 452,168.29-623,864.39-291,116.58

Finding the Fourth Proportional to 452,168.29, 623,864.39 and 291,116.58

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Solution

The fourth proportional to 452,168.29, 623,864.39 and 291,116.58 is: 401,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,168.29 : 623,864.39 = 291,116.58 : x
  2. Step 2: Convert to fraction form
    452,168.29/623,864.39 = 291,116.58/x
  3. Step 3: Cross multiply
    452,168.29x = 623,864.39 × 291,116.58
  4. Step 4: Simplify right side
    452,168.29x = 181,617,267,600.59
  5. Step 5: Solve for x
    x = 181,617,267,600.59/452,168.29
  6. Step 6: Final answer
    x = 401,658.57

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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.