Home / 734,131.30-1,013,108.11-411,848.32

Finding the Fourth Proportional to 734,131.30, 1,013,108.11 and 411,848.32

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Solution

The fourth proportional to 734,131.30, 1,013,108.11 and 411,848.32 is: 568,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,131.30 : 1,013,108.11 = 411,848.32 : x
  2. Step 2: Convert to fraction form
    734,131.30/1,013,108.11 = 411,848.32/x
  3. Step 3: Cross multiply
    734,131.30x = 1,013,108.11 × 411,848.32
  4. Step 4: Simplify right side
    734,131.30x = 417,246,865,957.09
  5. Step 5: Solve for x
    x = 417,246,865,957.09/734,131.30
  6. Step 6: Final answer
    x = 568,354.55

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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.