Home / 705,428.30-1,058,833.65-350,842.70

Finding the Fourth Proportional to 705,428.30, 1,058,833.65 and 350,842.70

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Solution

The fourth proportional to 705,428.30, 1,058,833.65 and 350,842.70 is: 526,607.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,428.30 : 1,058,833.65 = 350,842.70 : x
  2. Step 2: Convert to fraction form
    705,428.30/1,058,833.65 = 350,842.70/x
  3. Step 3: Cross multiply
    705,428.30x = 1,058,833.65 × 350,842.70
  4. Step 4: Simplify right side
    705,428.30x = 371,484,056,616.86
  5. Step 5: Solve for x
    x = 371,484,056,616.86/705,428.30
  6. Step 6: Final answer
    x = 526,607.82

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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.