Home / 319,817.24-441,347.69-183,877.78

Finding the Fourth Proportional to 319,817.24, 441,347.69 and 183,877.78

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Solution

The fourth proportional to 319,817.24, 441,347.69 and 183,877.78 is: 253,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,817.24 : 441,347.69 = 183,877.78 : x
  2. Step 2: Convert to fraction form
    319,817.24/441,347.69 = 183,877.78/x
  3. Step 3: Cross multiply
    319,817.24x = 441,347.69 × 183,877.78
  4. Step 4: Simplify right side
    319,817.24x = 81,154,032,594.87
  5. Step 5: Solve for x
    x = 81,154,032,594.87/319,817.24
  6. Step 6: Final answer
    x = 253,751.27

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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.