Home / 301,868.59-416,569.85-172,802.79

Finding the Fourth Proportional to 301,868.59, 416,569.85 and 172,802.79

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Solution

The fourth proportional to 301,868.59, 416,569.85 and 172,802.79 is: 238,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,868.59 : 416,569.85 = 172,802.79 : x
  2. Step 2: Convert to fraction form
    301,868.59/416,569.85 = 172,802.79/x
  3. Step 3: Cross multiply
    301,868.59x = 416,569.85 × 172,802.79
  4. Step 4: Simplify right side
    301,868.59x = 71,984,430,872.38
  5. Step 5: Solve for x
    x = 71,984,430,872.38/301,868.59
  6. Step 6: Final answer
    x = 238,462.80

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1.5x scale

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.