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Finding the Fourth Proportional to 504,256.76, 695,899.01 and 283,563.52

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Solution

The fourth proportional to 504,256.76, 695,899.01 and 283,563.52 is: 391,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,256.76 : 695,899.01 = 283,563.52 : x
  2. Step 2: Convert to fraction form
    504,256.76/695,899.01 = 283,563.52/x
  3. Step 3: Cross multiply
    504,256.76x = 695,899.01 × 283,563.52
  4. Step 4: Simplify right side
    504,256.76x = 197,331,569,145.08
  5. Step 5: Solve for x
    x = 197,331,569,145.08/504,256.76
  6. Step 6: Final answer
    x = 391,331.53

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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.