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Finding the Fourth Proportional to 376,466.01, 519,523.49 and 223,534.74

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Solution

The fourth proportional to 376,466.01, 519,523.49 and 223,534.74 is: 308,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,466.01 : 519,523.49 = 223,534.74 : x
  2. Step 2: Convert to fraction form
    376,466.01/519,523.49 = 223,534.74/x
  3. Step 3: Cross multiply
    376,466.01x = 519,523.49 × 223,534.74
  4. Step 4: Simplify right side
    376,466.01x = 116,131,547,143.37
  5. Step 5: Solve for x
    x = 116,131,547,143.37/376,466.01
  6. Step 6: Final answer
    x = 308,478.17

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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.