Home / 459,581.12-689,576.70-234,823.22

Finding the Fourth Proportional to 459,581.12, 689,576.70 and 234,823.22

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Solution

The fourth proportional to 459,581.12, 689,576.70 and 234,823.22 is: 352,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,581.12 : 689,576.70 = 234,823.22 : x
  2. Step 2: Convert to fraction form
    459,581.12/689,576.70 = 234,823.22/x
  3. Step 3: Cross multiply
    459,581.12x = 689,576.70 × 234,823.22
  4. Step 4: Simplify right side
    459,581.12x = 161,928,621,130.97
  5. Step 5: Solve for x
    x = 161,928,621,130.97/459,581.12
  6. Step 6: Final answer
    x = 352,339.59

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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.