Home / 859,710.72-1,186,392.24-477,729.48

Finding the Fourth Proportional to 859,710.72, 1,186,392.24 and 477,729.48

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Solution

The fourth proportional to 859,710.72, 1,186,392.24 and 477,729.48 is: 659,261.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,710.72 : 1,186,392.24 = 477,729.48 : x
  2. Step 2: Convert to fraction form
    859,710.72/1,186,392.24 = 477,729.48/x
  3. Step 3: Cross multiply
    859,710.72x = 1,186,392.24 × 477,729.48
  4. Step 4: Simplify right side
    859,710.72x = 566,774,547,891.24
  5. Step 5: Solve for x
    x = 566,774,547,891.24/859,710.72
  6. Step 6: Final answer
    x = 659,261.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.