Home / 953,352.06-1,429,335.81-447,652.86

Finding the Fourth Proportional to 953,352.06, 1,429,335.81 and 447,652.86

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Solution

The fourth proportional to 953,352.06, 1,429,335.81 and 447,652.86 is: 671,154.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,352.06 : 1,429,335.81 = 447,652.86 : x
  2. Step 2: Convert to fraction form
    953,352.06/1,429,335.81 = 447,652.86/x
  3. Step 3: Cross multiply
    953,352.06x = 1,429,335.81 × 447,652.86
  4. Step 4: Simplify right side
    953,352.06x = 639,846,263,246.92
  5. Step 5: Solve for x
    x = 639,846,263,246.92/953,352.06
  6. Step 6: Final answer
    x = 671,154.23

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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.