Home / 1,058,134.40-1,586,877.60-347,998.40

Finding the Fourth Proportional to 1,058,134.40, 1,586,877.60 and 347,998.40

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Solution

The fourth proportional to 1,058,134.40, 1,586,877.60 and 347,998.40 is: 521,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,134.40 : 1,586,877.60 = 347,998.40 : x
  2. Step 2: Convert to fraction form
    1,058,134.40/1,586,877.60 = 347,998.40/x
  3. Step 3: Cross multiply
    1,058,134.40x = 1,586,877.60 × 347,998.40
  4. Step 4: Simplify right side
    1,058,134.40x = 552,230,865,795.84
  5. Step 5: Solve for x
    x = 552,230,865,795.84/1,058,134.40
  6. Step 6: Final answer
    x = 521,891.04

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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.