Home / 1,006,356.16-1,388,970-576,924.64

Finding the Fourth Proportional to 1,006,356.16, 1,388,970 and 576,924.64

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Solution

The fourth proportional to 1,006,356.16, 1,388,970 and 576,924.64 is: 796,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,356.16 : 1,388,970 = 576,924.64 : x
  2. Step 2: Convert to fraction form
    1,006,356.16/1,388,970 = 576,924.64/x
  3. Step 3: Cross multiply
    1,006,356.16x = 1,388,970 × 576,924.64
  4. Step 4: Simplify right side
    1,006,356.16x = 801,331,017,220.80
  5. Step 5: Solve for x
    x = 801,331,017,220.80/1,006,356.16
  6. Step 6: Final answer
    x = 796,269.80

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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.