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Finding the Fourth Proportional to 567,256.68, 783,014.80 and 506,722.14

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Solution

The fourth proportional to 567,256.68, 783,014.80 and 506,722.14 is: 699,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,256.68 : 783,014.80 = 506,722.14 : x
  2. Step 2: Convert to fraction form
    567,256.68/783,014.80 = 506,722.14/x
  3. Step 3: Cross multiply
    567,256.68x = 783,014.80 × 506,722.14
  4. Step 4: Simplify right side
    567,256.68x = 396,770,935,107.67
  5. Step 5: Solve for x
    x = 396,770,935,107.67/567,256.68
  6. Step 6: Final answer
    x = 699,455.73

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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.