Home / 859,533.12-1,186,185.60-477,576

Finding the Fourth Proportional to 859,533.12, 1,186,185.60 and 477,576

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Solution

The fourth proportional to 859,533.12, 1,186,185.60 and 477,576 is: 659,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,533.12 : 1,186,185.60 = 477,576 : x
  2. Step 2: Convert to fraction form
    859,533.12/1,186,185.60 = 477,576/x
  3. Step 3: Cross multiply
    859,533.12x = 1,186,185.60 × 477,576
  4. Step 4: Simplify right side
    859,533.12x = 566,493,774,105.60
  5. Step 5: Solve for x
    x = 566,493,774,105.60/859,533.12
  6. Step 6: Final answer
    x = 659,071.49

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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.