Home / 839,534.40-1,158,584.52-476,951.64

Finding the Fourth Proportional to 839,534.40, 1,158,584.52 and 476,951.64

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Solution

The fourth proportional to 839,534.40, 1,158,584.52 and 476,951.64 is: 658,208.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,534.40 : 1,158,584.52 = 476,951.64 : x
  2. Step 2: Convert to fraction form
    839,534.40/1,158,584.52 = 476,951.64/x
  3. Step 3: Cross multiply
    839,534.40x = 1,158,584.52 × 476,951.64
  4. Step 4: Simplify right side
    839,534.40x = 552,588,786,892.61
  5. Step 5: Solve for x
    x = 552,588,786,892.61/839,534.40
  6. Step 6: Final answer
    x = 658,208.63

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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.