Home / 524,977.32-786,826.22-272,118.40

Finding the Fourth Proportional to 524,977.32, 786,826.22 and 272,118.40

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Solution

The fourth proportional to 524,977.32, 786,826.22 and 272,118.40 is: 407,845.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,977.32 : 786,826.22 = 272,118.40 : x
  2. Step 2: Convert to fraction form
    524,977.32/786,826.22 = 272,118.40/x
  3. Step 3: Cross multiply
    524,977.32x = 786,826.22 × 272,118.40
  4. Step 4: Simplify right side
    524,977.32x = 214,109,892,064.45
  5. Step 5: Solve for x
    x = 214,109,892,064.45/524,977.32
  6. Step 6: Final answer
    x = 407,845.98

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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.