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Finding the Fourth Proportional to 299,985.01, 414,021.59 and 183,767.83

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Solution

The fourth proportional to 299,985.01, 414,021.59 and 183,767.83 is: 253,625.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,985.01 : 414,021.59 = 183,767.83 : x
  2. Step 2: Convert to fraction form
    299,985.01/414,021.59 = 183,767.83/x
  3. Step 3: Cross multiply
    299,985.01x = 414,021.59 × 183,767.83
  4. Step 4: Simplify right side
    299,985.01x = 76,083,849,167.45
  5. Step 5: Solve for x
    x = 76,083,849,167.45/299,985.01
  6. Step 6: Final answer
    x = 253,625.50

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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.