Home / 1,007,171.64-1,389,855.42-577,152.36

Finding the Fourth Proportional to 1,007,171.64, 1,389,855.42 and 577,152.36

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Solution

The fourth proportional to 1,007,171.64, 1,389,855.42 and 577,152.36 is: 796,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,171.64 : 1,389,855.42 = 577,152.36 : x
  2. Step 2: Convert to fraction form
    1,007,171.64/1,389,855.42 = 577,152.36/x
  3. Step 3: Cross multiply
    1,007,171.64x = 1,389,855.42 × 577,152.36
  4. Step 4: Simplify right side
    1,007,171.64x = 802,158,335,711.79
  5. Step 5: Solve for x
    x = 802,158,335,711.79/1,007,171.64
  6. Step 6: Final answer
    x = 796,446.51

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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.