Home / 319,746.48-441,244.44-183,778.80

Finding the Fourth Proportional to 319,746.48, 441,244.44 and 183,778.80

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Solution

The fourth proportional to 319,746.48, 441,244.44 and 183,778.80 is: 253,611.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,746.48 : 441,244.44 = 183,778.80 : x
  2. Step 2: Convert to fraction form
    319,746.48/441,244.44 = 183,778.80/x
  3. Step 3: Cross multiply
    319,746.48x = 441,244.44 × 183,778.80
  4. Step 4: Simplify right side
    319,746.48x = 81,091,373,689.87
  5. Step 5: Solve for x
    x = 81,091,373,689.87/319,746.48
  6. Step 6: Final answer
    x = 253,611.47

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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.