Home / 635,257.19-876,656.64-348,795.83

Finding the Fourth Proportional to 635,257.19, 876,656.64 and 348,795.83

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Solution

The fourth proportional to 635,257.19, 876,656.64 and 348,795.83 is: 481,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,257.19 : 876,656.64 = 348,795.83 : x
  2. Step 2: Convert to fraction form
    635,257.19/876,656.64 = 348,795.83/x
  3. Step 3: Cross multiply
    635,257.19x = 876,656.64 × 348,795.83
  4. Step 4: Simplify right side
    635,257.19x = 305,774,180,373.81
  5. Step 5: Solve for x
    x = 305,774,180,373.81/635,257.19
  6. Step 6: Final answer
    x = 481,339.19

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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.