Home / 1,010,844.72-1,516,240.89-411,804.90

Finding the Fourth Proportional to 1,010,844.72, 1,516,240.89 and 411,804.90

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Solution

The fourth proportional to 1,010,844.72, 1,516,240.89 and 411,804.90 is: 617,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,844.72 : 1,516,240.89 = 411,804.90 : x
  2. Step 2: Convert to fraction form
    1,010,844.72/1,516,240.89 = 411,804.90/x
  3. Step 3: Cross multiply
    1,010,844.72x = 1,516,240.89 × 411,804.90
  4. Step 4: Simplify right side
    1,010,844.72x = 624,395,428,082.36
  5. Step 5: Solve for x
    x = 624,395,428,082.36/1,010,844.72
  6. Step 6: Final answer
    x = 617,696.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.