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Finding the Fourth Proportional to 528,407.42, 792,659.34 and 149,333.63

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Solution

The fourth proportional to 528,407.42, 792,659.34 and 149,333.63 is: 224,014.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,407.42 : 792,659.34 = 149,333.63 : x
  2. Step 2: Convert to fraction form
    528,407.42/792,659.34 = 149,333.63/x
  3. Step 3: Cross multiply
    528,407.42x = 792,659.34 × 149,333.63
  4. Step 4: Simplify right side
    528,407.42x = 118,370,692,632.31
  5. Step 5: Solve for x
    x = 118,370,692,632.31/528,407.42
  6. Step 6: Final answer
    x = 224,014.06

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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.