Home / 708,800.70-1,061,451.45-470,855.10

Finding the Fourth Proportional to 708,800.70, 1,061,451.45 and 470,855.10

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Solution

The fourth proportional to 708,800.70, 1,061,451.45 and 470,855.10 is: 705,120.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,800.70 : 1,061,451.45 = 470,855.10 : x
  2. Step 2: Convert to fraction form
    708,800.70/1,061,451.45 = 470,855.10/x
  3. Step 3: Cross multiply
    708,800.70x = 1,061,451.45 × 470,855.10
  4. Step 4: Simplify right side
    708,800.70x = 499,789,828,634.90
  5. Step 5: Solve for x
    x = 499,789,828,634.90/708,800.70
  6. Step 6: Final answer
    x = 705,120.39

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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.