Home / 520,904.10-781,599.24-184,199.76

Finding the Fourth Proportional to 520,904.10, 781,599.24 and 184,199.76

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Solution

The fourth proportional to 520,904.10, 781,599.24 and 184,199.76 is: 276,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,904.10 : 781,599.24 = 184,199.76 : x
  2. Step 2: Convert to fraction form
    520,904.10/781,599.24 = 184,199.76/x
  3. Step 3: Cross multiply
    520,904.10x = 781,599.24 × 184,199.76
  4. Step 4: Simplify right side
    520,904.10x = 143,970,392,424.18
  5. Step 5: Solve for x
    x = 143,970,392,424.18/520,904.10
  6. Step 6: Final answer
    x = 276,385.60

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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.