Home / 885,656.70-1,328,614.65-464,964.30

Finding the Fourth Proportional to 885,656.70, 1,328,614.65 and 464,964.30

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Solution

The fourth proportional to 885,656.70, 1,328,614.65 and 464,964.30 is: 697,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,656.70 : 1,328,614.65 = 464,964.30 : x
  2. Step 2: Convert to fraction form
    885,656.70/1,328,614.65 = 464,964.30/x
  3. Step 3: Cross multiply
    885,656.70x = 1,328,614.65 × 464,964.30
  4. Step 4: Simplify right side
    885,656.70x = 617,758,380,707.00
  5. Step 5: Solve for x
    x = 617,758,380,707.00/885,656.70
  6. Step 6: Final answer
    x = 697,514.49

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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.