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Finding the Fourth Proportional to 543,652.51, 750,261.54 and 301,953.44

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Solution

The fourth proportional to 543,652.51, 750,261.54 and 301,953.44 is: 416,707.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,652.51 : 750,261.54 = 301,953.44 : x
  2. Step 2: Convert to fraction form
    543,652.51/750,261.54 = 301,953.44/x
  3. Step 3: Cross multiply
    543,652.51x = 750,261.54 × 301,953.44
  4. Step 4: Simplify right side
    543,652.51x = 226,544,052,902.70
  5. Step 5: Solve for x
    x = 226,544,052,902.70/543,652.51
  6. Step 6: Final answer
    x = 416,707.45

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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.