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Finding the Fourth Proportional to 504,853.64, 696,700.02 and 275,415.82

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Solution

The fourth proportional to 504,853.64, 696,700.02 and 275,415.82 is: 380,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,853.64 : 696,700.02 = 275,415.82 : x
  2. Step 2: Convert to fraction form
    504,853.64/696,700.02 = 275,415.82/x
  3. Step 3: Cross multiply
    504,853.64x = 696,700.02 × 275,415.82
  4. Step 4: Simplify right side
    504,853.64x = 191,882,207,302.32
  5. Step 5: Solve for x
    x = 191,882,207,302.32/504,853.64
  6. Step 6: Final answer
    x = 380,074.92

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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.