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Finding the Fourth Proportional to 506,030.96, 759,171 and 356,563.12

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Solution

The fourth proportional to 506,030.96, 759,171 and 356,563.12 is: 534,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,030.96 : 759,171 = 356,563.12 : x
  2. Step 2: Convert to fraction form
    506,030.96/759,171 = 356,563.12/x
  3. Step 3: Cross multiply
    506,030.96x = 759,171 × 356,563.12
  4. Step 4: Simplify right side
    506,030.96x = 270,692,380,373.52
  5. Step 5: Solve for x
    x = 270,692,380,373.52/506,030.96
  6. Step 6: Final answer
    x = 534,932.45

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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.