Home / 504,979.08-697,280.58-482,146.80

Finding the Fourth Proportional to 504,979.08, 697,280.58 and 482,146.80

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Solution

The fourth proportional to 504,979.08, 697,280.58 and 482,146.80 is: 665,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,979.08 : 697,280.58 = 482,146.80 : x
  2. Step 2: Convert to fraction form
    504,979.08/697,280.58 = 482,146.80/x
  3. Step 3: Cross multiply
    504,979.08x = 697,280.58 × 482,146.80
  4. Step 4: Simplify right side
    504,979.08x = 336,191,600,349.14
  5. Step 5: Solve for x
    x = 336,191,600,349.14/504,979.08
  6. Step 6: Final answer
    x = 665,753.52

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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.