Home / 672,583.40-1,008,875.10-251,804.60

Finding the Fourth Proportional to 672,583.40, 1,008,875.10 and 251,804.60

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Solution

The fourth proportional to 672,583.40, 1,008,875.10 and 251,804.60 is: 377,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,583.40 : 1,008,875.10 = 251,804.60 : x
  2. Step 2: Convert to fraction form
    672,583.40/1,008,875.10 = 251,804.60/x
  3. Step 3: Cross multiply
    672,583.40x = 1,008,875.10 × 251,804.60
  4. Step 4: Simplify right side
    672,583.40x = 254,039,391,005.46
  5. Step 5: Solve for x
    x = 254,039,391,005.46/672,583.40
  6. Step 6: Final answer
    x = 377,706.90

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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.