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Finding the Fourth Proportional to 342,962.56, 473,308 and 192,058.24

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Solution

The fourth proportional to 342,962.56, 473,308 and 192,058.24 is: 265,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,962.56 : 473,308 = 192,058.24 : x
  2. Step 2: Convert to fraction form
    342,962.56/473,308 = 192,058.24/x
  3. Step 3: Cross multiply
    342,962.56x = 473,308 × 192,058.24
  4. Step 4: Simplify right side
    342,962.56x = 90,902,701,457.92
  5. Step 5: Solve for x
    x = 90,902,701,457.92/342,962.56
  6. Step 6: Final answer
    x = 265,051.38

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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.