Home / 349,349.16-482,070.04-202,148.58

Finding the Fourth Proportional to 349,349.16, 482,070.04 and 202,148.58

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Solution

The fourth proportional to 349,349.16, 482,070.04 and 202,148.58 is: 278,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,349.16 : 482,070.04 = 202,148.58 : x
  2. Step 2: Convert to fraction form
    349,349.16/482,070.04 = 202,148.58/x
  3. Step 3: Cross multiply
    349,349.16x = 482,070.04 × 202,148.58
  4. Step 4: Simplify right side
    349,349.16x = 97,449,774,046.54
  5. Step 5: Solve for x
    x = 97,449,774,046.54/349,349.16
  6. Step 6: Final answer
    x = 278,946.64

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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.