Home / 1,233,461.80-1,850,192.70-435,644.20

Finding the Fourth Proportional to 1,233,461.80, 1,850,192.70 and 435,644.20

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Solution

The fourth proportional to 1,233,461.80, 1,850,192.70 and 435,644.20 is: 653,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,461.80 : 1,850,192.70 = 435,644.20 : x
  2. Step 2: Convert to fraction form
    1,233,461.80/1,850,192.70 = 435,644.20/x
  3. Step 3: Cross multiply
    1,233,461.80x = 1,850,192.70 × 435,644.20
  4. Step 4: Simplify right side
    1,233,461.80x = 806,025,718,637.34
  5. Step 5: Solve for x
    x = 806,025,718,637.34/1,233,461.80
  6. Step 6: Final answer
    x = 653,466.30

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Double scale
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Similar ratio
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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.