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Finding the Fourth Proportional to 760,749.44, 1,049,850.72 and 416,600

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Solution

The fourth proportional to 760,749.44, 1,049,850.72 and 416,600 is: 574,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,749.44 : 1,049,850.72 = 416,600 : x
  2. Step 2: Convert to fraction form
    760,749.44/1,049,850.72 = 416,600/x
  3. Step 3: Cross multiply
    760,749.44x = 1,049,850.72 × 416,600
  4. Step 4: Simplify right side
    760,749.44x = 437,367,809,952
  5. Step 5: Solve for x
    x = 437,367,809,952/760,749.44
  6. Step 6: Final answer
    x = 574,917.03

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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.