Home / 1,191,451.30-1,644,213.70-647,588.34

Finding the Fourth Proportional to 1,191,451.30, 1,644,213.70 and 647,588.34

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Solution

The fourth proportional to 1,191,451.30, 1,644,213.70 and 647,588.34 is: 893,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,451.30 : 1,644,213.70 = 647,588.34 : x
  2. Step 2: Convert to fraction form
    1,191,451.30/1,644,213.70 = 647,588.34/x
  3. Step 3: Cross multiply
    1,191,451.30x = 1,644,213.70 × 647,588.34
  4. Step 4: Simplify right side
    1,191,451.30x = 1,064,773,620,588.26
  5. Step 5: Solve for x
    x = 1,064,773,620,588.26/1,191,451.30
  6. Step 6: Final answer
    x = 893,677.84

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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.