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Finding the Fourth Proportional to 507,348.49, 760,472.48 and 254,018.03

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Solution

The fourth proportional to 507,348.49, 760,472.48 and 254,018.03 is: 380,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,348.49 : 760,472.48 = 254,018.03 : x
  2. Step 2: Convert to fraction form
    507,348.49/760,472.48 = 254,018.03/x
  3. Step 3: Cross multiply
    507,348.49x = 760,472.48 × 254,018.03
  4. Step 4: Simplify right side
    507,348.49x = 193,173,721,238.81
  5. Step 5: Solve for x
    x = 193,173,721,238.81/507,348.49
  6. Step 6: Final answer
    x = 380,751.54

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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.