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Finding the Fourth Proportional to 760,627.50, 1,049,626.03 and 416,397.44

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Solution

The fourth proportional to 760,627.50, 1,049,626.03 and 416,397.44 is: 574,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,627.50 : 1,049,626.03 = 416,397.44 : x
  2. Step 2: Convert to fraction form
    760,627.50/1,049,626.03 = 416,397.44/x
  3. Step 3: Cross multiply
    760,627.50x = 1,049,626.03 × 416,397.44
  4. Step 4: Simplify right side
    760,627.50x = 437,061,591,849.36
  5. Step 5: Solve for x
    x = 437,061,591,849.36/760,627.50
  6. Step 6: Final answer
    x = 574,606.61

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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.