Home / 292,900.22-439,352.68-191,783.52

Finding the Fourth Proportional to 292,900.22, 439,352.68 and 191,783.52

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Solution

The fourth proportional to 292,900.22, 439,352.68 and 191,783.52 is: 287,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,900.22 : 439,352.68 = 191,783.52 : x
  2. Step 2: Convert to fraction form
    292,900.22/439,352.68 = 191,783.52/x
  3. Step 3: Cross multiply
    292,900.22x = 439,352.68 × 191,783.52
  4. Step 4: Simplify right side
    292,900.22x = 84,260,603,491.83
  5. Step 5: Solve for x
    x = 84,260,603,491.83/292,900.22
  6. Step 6: Final answer
    x = 287,676.82

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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.