Home / 430,900.03-594,619.25-247,129.12

Finding the Fourth Proportional to 430,900.03, 594,619.25 and 247,129.12

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Solution

The fourth proportional to 430,900.03, 594,619.25 and 247,129.12 is: 341,025.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,900.03 : 594,619.25 = 247,129.12 : x
  2. Step 2: Convert to fraction form
    430,900.03/594,619.25 = 247,129.12/x
  3. Step 3: Cross multiply
    430,900.03x = 594,619.25 × 247,129.12
  4. Step 4: Simplify right side
    430,900.03x = 146,947,731,987.56
  5. Step 5: Solve for x
    x = 146,947,731,987.56/430,900.03
  6. Step 6: Final answer
    x = 341,025.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.