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Finding the Fourth Proportional to 506,581.11, 699,076.26 and 277,145.01

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Solution

The fourth proportional to 506,581.11, 699,076.26 and 277,145.01 is: 382,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,581.11 : 699,076.26 = 277,145.01 : x
  2. Step 2: Convert to fraction form
    506,581.11/699,076.26 = 277,145.01/x
  3. Step 3: Cross multiply
    506,581.11x = 699,076.26 × 277,145.01
  4. Step 4: Simplify right side
    506,581.11x = 193,745,497,068.46
  5. Step 5: Solve for x
    x = 193,745,497,068.46/506,581.11
  6. Step 6: Final answer
    x = 382,457.01

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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.