Home / 705,901.90-1,058,852.85-374,125.90

Finding the Fourth Proportional to 705,901.90, 1,058,852.85 and 374,125.90

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Solution

The fourth proportional to 705,901.90, 1,058,852.85 and 374,125.90 is: 561,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,901.90 : 1,058,852.85 = 374,125.90 : x
  2. Step 2: Convert to fraction form
    705,901.90/1,058,852.85 = 374,125.90/x
  3. Step 3: Cross multiply
    705,901.90x = 1,058,852.85 × 374,125.90
  4. Step 4: Simplify right side
    705,901.90x = 396,144,275,473.82
  5. Step 5: Solve for x
    x = 396,144,275,473.82/705,901.90
  6. Step 6: Final answer
    x = 561,188.85

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Double scale
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Similar ratio
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1.5x scale

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.