Home / 859,038.06-1,185,440.07-477,089.46

Finding the Fourth Proportional to 859,038.06, 1,185,440.07 and 477,089.46

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Solution

The fourth proportional to 859,038.06, 1,185,440.07 and 477,089.46 is: 658,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,038.06 : 1,185,440.07 = 477,089.46 : x
  2. Step 2: Convert to fraction form
    859,038.06/1,185,440.07 = 477,089.46/x
  3. Step 3: Cross multiply
    859,038.06x = 1,185,440.07 × 477,089.46
  4. Step 4: Simplify right side
    859,038.06x = 565,560,962,858.66
  5. Step 5: Solve for x
    x = 565,560,962,858.66/859,038.06
  6. Step 6: Final answer
    x = 658,365.43

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Double scale
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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.