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Finding the Fourth Proportional to 504,177.28, 694,807.64 and 360,688.24

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Solution

The fourth proportional to 504,177.28, 694,807.64 and 360,688.24 is: 497,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,177.28 : 694,807.64 = 360,688.24 : x
  2. Step 2: Convert to fraction form
    504,177.28/694,807.64 = 360,688.24/x
  3. Step 3: Cross multiply
    504,177.28x = 694,807.64 × 360,688.24
  4. Step 4: Simplify right side
    504,177.28x = 250,608,944,810.15
  5. Step 5: Solve for x
    x = 250,608,944,810.15/504,177.28
  6. Step 6: Final answer
    x = 497,065.13

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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.