Home / 1,009,710.99-1,393,304.36-556,972.83

Finding the Fourth Proportional to 1,009,710.99, 1,393,304.36 and 556,972.83

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Solution

The fourth proportional to 1,009,710.99, 1,393,304.36 and 556,972.83 is: 768,569.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,710.99 : 1,393,304.36 = 556,972.83 : x
  2. Step 2: Convert to fraction form
    1,009,710.99/1,393,304.36 = 556,972.83/x
  3. Step 3: Cross multiply
    1,009,710.99x = 1,393,304.36 × 556,972.83
  4. Step 4: Simplify right side
    1,009,710.99x = 776,032,669,655.68
  5. Step 5: Solve for x
    x = 776,032,669,655.68/1,009,710.99
  6. Step 6: Final answer
    x = 768,569.10

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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.