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Finding the Fourth Proportional to 343,094.16, 473,502.92 and 190,165.46

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Solution

The fourth proportional to 343,094.16, 473,502.92 and 190,165.46 is: 262,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,094.16 : 473,502.92 = 190,165.46 : x
  2. Step 2: Convert to fraction form
    343,094.16/473,502.92 = 190,165.46/x
  3. Step 3: Cross multiply
    343,094.16x = 473,502.92 × 190,165.46
  4. Step 4: Simplify right side
    343,094.16x = 90,043,897,274.80
  5. Step 5: Solve for x
    x = 90,043,897,274.80/343,094.16
  6. Step 6: Final answer
    x = 262,446.60

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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.