Home / 971,738.98-1,457,695.91-261,751.30

Finding the Fourth Proportional to 971,738.98, 1,457,695.91 and 261,751.30

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Solution

The fourth proportional to 971,738.98, 1,457,695.91 and 261,751.30 is: 392,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,738.98 : 1,457,695.91 = 261,751.30 : x
  2. Step 2: Convert to fraction form
    971,738.98/1,457,695.91 = 261,751.30/x
  3. Step 3: Cross multiply
    971,738.98x = 1,457,695.91 × 261,751.30
  4. Step 4: Simplify right side
    971,738.98x = 381,553,796,457.32
  5. Step 5: Solve for x
    x = 381,553,796,457.32/971,738.98
  6. Step 6: Final answer
    x = 392,650.50

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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.