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Finding the Fourth Proportional to 575,227.31, 795,248.51 and 431,738.24

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Solution

The fourth proportional to 575,227.31, 795,248.51 and 431,738.24 is: 596,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,227.31 : 795,248.51 = 431,738.24 : x
  2. Step 2: Convert to fraction form
    575,227.31/795,248.51 = 431,738.24/x
  3. Step 3: Cross multiply
    575,227.31x = 795,248.51 × 431,738.24
  4. Step 4: Simplify right side
    575,227.31x = 343,339,185,935.09
  5. Step 5: Solve for x
    x = 343,339,185,935.09/575,227.31
  6. Step 6: Final answer
    x = 596,875.67

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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.