Home / 1,006,549.03-1,389,037.66-553,840.03

Finding the Fourth Proportional to 1,006,549.03, 1,389,037.66 and 553,840.03

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Solution

The fourth proportional to 1,006,549.03, 1,389,037.66 and 553,840.03 is: 764,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,549.03 : 1,389,037.66 = 553,840.03 : x
  2. Step 2: Convert to fraction form
    1,006,549.03/1,389,037.66 = 553,840.03/x
  3. Step 3: Cross multiply
    1,006,549.03x = 1,389,037.66 × 553,840.03
  4. Step 4: Simplify right side
    1,006,549.03x = 769,304,662,752.58
  5. Step 5: Solve for x
    x = 769,304,662,752.58/1,006,549.03
  6. Step 6: Final answer
    x = 764,299.24

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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.