Home / 959,270.14-1,439,047.37-319,364.88

Finding the Fourth Proportional to 959,270.14, 1,439,047.37 and 319,364.88

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Solution

The fourth proportional to 959,270.14, 1,439,047.37 and 319,364.88 is: 479,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,270.14 : 1,439,047.37 = 319,364.88 : x
  2. Step 2: Convert to fraction form
    959,270.14/1,439,047.37 = 319,364.88/x
  3. Step 3: Cross multiply
    959,270.14x = 1,439,047.37 × 319,364.88
  4. Step 4: Simplify right side
    959,270.14x = 459,581,190,634.37
  5. Step 5: Solve for x
    x = 459,581,190,634.37/959,270.14
  6. Step 6: Final answer
    x = 479,094.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.