Home / 708,196.20-1,059,702.30-521,572.20

Finding the Fourth Proportional to 708,196.20, 1,059,702.30 and 521,572.20

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Solution

The fourth proportional to 708,196.20, 1,059,702.30 and 521,572.20 is: 780,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,196.20 : 1,059,702.30 = 521,572.20 : x
  2. Step 2: Convert to fraction form
    708,196.20/1,059,702.30 = 521,572.20/x
  3. Step 3: Cross multiply
    708,196.20x = 1,059,702.30 × 521,572.20
  4. Step 4: Simplify right side
    708,196.20x = 552,711,259,956.06
  5. Step 5: Solve for x
    x = 552,711,259,956.06/708,196.20
  6. Step 6: Final answer
    x = 780,449.34

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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.