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Finding the Fourth Proportional to 410,403.08, 616,538.78 and 296,900.98

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Solution

The fourth proportional to 410,403.08, 616,538.78 and 296,900.98 is: 446,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,403.08 : 616,538.78 = 296,900.98 : x
  2. Step 2: Convert to fraction form
    410,403.08/616,538.78 = 296,900.98/x
  3. Step 3: Cross multiply
    410,403.08x = 616,538.78 × 296,900.98
  4. Step 4: Simplify right side
    410,403.08x = 183,050,967,990.00
  5. Step 5: Solve for x
    x = 183,050,967,990.00/410,403.08
  6. Step 6: Final answer
    x = 446,027.28

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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.