Home / 482,801.40-723,968.28-283,187.16

Finding the Fourth Proportional to 482,801.40, 723,968.28 and 283,187.16

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Solution

The fourth proportional to 482,801.40, 723,968.28 and 283,187.16 is: 424,643.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,801.40 : 723,968.28 = 283,187.16 : x
  2. Step 2: Convert to fraction form
    482,801.40/723,968.28 = 283,187.16/x
  3. Step 3: Cross multiply
    482,801.40x = 723,968.28 × 283,187.16
  4. Step 4: Simplify right side
    482,801.40x = 205,018,521,143.29
  5. Step 5: Solve for x
    x = 205,018,521,143.29/482,801.40
  6. Step 6: Final answer
    x = 424,643.59

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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.