Home / 470,923.70-706,385.55-115,933.10

Finding the Fourth Proportional to 470,923.70, 706,385.55 and 115,933.10

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Solution

The fourth proportional to 470,923.70, 706,385.55 and 115,933.10 is: 173,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,923.70 : 706,385.55 = 115,933.10 : x
  2. Step 2: Convert to fraction form
    470,923.70/706,385.55 = 115,933.10/x
  3. Step 3: Cross multiply
    470,923.70x = 706,385.55 × 115,933.10
  4. Step 4: Simplify right side
    470,923.70x = 81,893,466,606.71
  5. Step 5: Solve for x
    x = 81,893,466,606.71/470,923.70
  6. Step 6: Final answer
    x = 173,899.65

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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.