Home / 917,900.82-1,266,885.36-586,544.94

Finding the Fourth Proportional to 917,900.82, 1,266,885.36 and 586,544.94

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Solution

The fourth proportional to 917,900.82, 1,266,885.36 and 586,544.94 is: 809,548.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,900.82 : 1,266,885.36 = 586,544.94 : x
  2. Step 2: Convert to fraction form
    917,900.82/1,266,885.36 = 586,544.94/x
  3. Step 3: Cross multiply
    917,900.82x = 1,266,885.36 × 586,544.94
  4. Step 4: Simplify right side
    917,900.82x = 743,085,197,468.08
  5. Step 5: Solve for x
    x = 743,085,197,468.08/917,900.82
  6. Step 6: Final answer
    x = 809,548.46

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Double scale
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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.