Home / 733,582.64-1,012,785.72-479,359.28

Finding the Fourth Proportional to 733,582.64, 1,012,785.72 and 479,359.28

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Solution

The fourth proportional to 733,582.64, 1,012,785.72 and 479,359.28 is: 661,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,582.64 : 1,012,785.72 = 479,359.28 : x
  2. Step 2: Convert to fraction form
    733,582.64/1,012,785.72 = 479,359.28/x
  3. Step 3: Cross multiply
    733,582.64x = 1,012,785.72 × 479,359.28
  4. Step 4: Simplify right side
    733,582.64x = 485,488,233,533.48
  5. Step 5: Solve for x
    x = 485,488,233,533.48/733,582.64
  6. Step 6: Final answer
    x = 661,804.42

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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.