Home / 734,032.08-1,013,077.80-411,872.40

Finding the Fourth Proportional to 734,032.08, 1,013,077.80 and 411,872.40

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Solution

The fourth proportional to 734,032.08, 1,013,077.80 and 411,872.40 is: 568,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,032.08 : 1,013,077.80 = 411,872.40 : x
  2. Step 2: Convert to fraction form
    734,032.08/1,013,077.80 = 411,872.40/x
  3. Step 3: Cross multiply
    734,032.08x = 1,013,077.80 × 411,872.40
  4. Step 4: Simplify right side
    734,032.08x = 417,258,784,872.72
  5. Step 5: Solve for x
    x = 417,258,784,872.72/734,032.08
  6. Step 6: Final answer
    x = 568,447.61

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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.