Home / 575,834.21-862,939.38-271,904.09

Finding the Fourth Proportional to 575,834.21, 862,939.38 and 271,904.09

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Solution

The fourth proportional to 575,834.21, 862,939.38 and 271,904.09 is: 407,472.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,834.21 : 862,939.38 = 271,904.09 : x
  2. Step 2: Convert to fraction form
    575,834.21/862,939.38 = 271,904.09/x
  3. Step 3: Cross multiply
    575,834.21x = 862,939.38 × 271,904.09
  4. Step 4: Simplify right side
    575,834.21x = 234,636,742,529.37
  5. Step 5: Solve for x
    x = 234,636,742,529.37/575,834.21
  6. Step 6: Final answer
    x = 407,472.74

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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.