Home / 838,078.08-1,156,525.54-456,096.68

Finding the Fourth Proportional to 838,078.08, 1,156,525.54 and 456,096.68

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Solution

The fourth proportional to 838,078.08, 1,156,525.54 and 456,096.68 is: 629,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,078.08 : 1,156,525.54 = 456,096.68 : x
  2. Step 2: Convert to fraction form
    838,078.08/1,156,525.54 = 456,096.68/x
  3. Step 3: Cross multiply
    838,078.08x = 1,156,525.54 × 456,096.68
  4. Step 4: Simplify right side
    838,078.08x = 527,487,459,129.21
  5. Step 5: Solve for x
    x = 527,487,459,129.21/838,078.08
  6. Step 6: Final answer
    x = 629,401.33

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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.