Home / 319,703.20-441,140.12-183,710.84

Finding the Fourth Proportional to 319,703.20, 441,140.12 and 183,710.84

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Solution

The fourth proportional to 319,703.20, 441,140.12 and 183,710.84 is: 253,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,703.20 : 441,140.12 = 183,710.84 : x
  2. Step 2: Convert to fraction form
    319,703.20/441,140.12 = 183,710.84/x
  3. Step 3: Cross multiply
    319,703.20x = 441,140.12 × 183,710.84
  4. Step 4: Simplify right side
    319,703.20x = 81,042,220,600.94
  5. Step 5: Solve for x
    x = 81,042,220,600.94/319,703.20
  6. Step 6: Final answer
    x = 253,492.05

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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.