Home / 734,028.08-1,013,072.28-411,868.40

Finding the Fourth Proportional to 734,028.08, 1,013,072.28 and 411,868.40

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Solution

The fourth proportional to 734,028.08, 1,013,072.28 and 411,868.40 is: 568,442.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,028.08 : 1,013,072.28 = 411,868.40 : x
  2. Step 2: Convert to fraction form
    734,028.08/1,013,072.28 = 411,868.40/x
  3. Step 3: Cross multiply
    734,028.08x = 1,013,072.28 × 411,868.40
  4. Step 4: Simplify right side
    734,028.08x = 417,252,459,047.95
  5. Step 5: Solve for x
    x = 417,252,459,047.95/734,028.08
  6. Step 6: Final answer
    x = 568,442.09

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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.