Home / 705,801.41-1,058,106.80-306,141.13

Finding the Fourth Proportional to 705,801.41, 1,058,106.80 and 306,141.13

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Solution

The fourth proportional to 705,801.41, 1,058,106.80 and 306,141.13 is: 458,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,801.41 : 1,058,106.80 = 306,141.13 : x
  2. Step 2: Convert to fraction form
    705,801.41/1,058,106.80 = 306,141.13/x
  3. Step 3: Cross multiply
    705,801.41x = 1,058,106.80 × 306,141.13
  4. Step 4: Simplify right side
    705,801.41x = 323,930,009,881.98
  5. Step 5: Solve for x
    x = 323,930,009,881.98/705,801.41
  6. Step 6: Final answer
    x = 458,953.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.