Home / 838,059.76-1,257,082.98-555,016.96

Finding the Fourth Proportional to 838,059.76, 1,257,082.98 and 555,016.96

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Solution

The fourth proportional to 838,059.76, 1,257,082.98 and 555,016.96 is: 832,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,059.76 : 1,257,082.98 = 555,016.96 : x
  2. Step 2: Convert to fraction form
    838,059.76/1,257,082.98 = 555,016.96/x
  3. Step 3: Cross multiply
    838,059.76x = 1,257,082.98 × 555,016.96
  4. Step 4: Simplify right side
    838,059.76x = 697,702,374,027.34
  5. Step 5: Solve for x
    x = 697,702,374,027.34/838,059.76
  6. Step 6: Final answer
    x = 832,521.03

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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.