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Finding the Fourth Proportional to 506,336.56, 759,057.84 and 191,014.90

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Solution

The fourth proportional to 506,336.56, 759,057.84 and 191,014.90 is: 286,353.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,336.56 : 759,057.84 = 191,014.90 : x
  2. Step 2: Convert to fraction form
    506,336.56/759,057.84 = 191,014.90/x
  3. Step 3: Cross multiply
    506,336.56x = 759,057.84 × 191,014.90
  4. Step 4: Simplify right side
    506,336.56x = 144,991,357,401.82
  5. Step 5: Solve for x
    x = 144,991,357,401.82/506,336.56
  6. Step 6: Final answer
    x = 286,353.72

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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.