Home / 1,008,054.30-1,512,081.45-634,806.30

Finding the Fourth Proportional to 1,008,054.30, 1,512,081.45 and 634,806.30

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Solution

The fourth proportional to 1,008,054.30, 1,512,081.45 and 634,806.30 is: 952,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,054.30 : 1,512,081.45 = 634,806.30 : x
  2. Step 2: Convert to fraction form
    1,008,054.30/1,512,081.45 = 634,806.30/x
  3. Step 3: Cross multiply
    1,008,054.30x = 1,512,081.45 × 634,806.30
  4. Step 4: Simplify right side
    1,008,054.30x = 959,878,830,573.14
  5. Step 5: Solve for x
    x = 959,878,830,573.14/1,008,054.30
  6. Step 6: Final answer
    x = 952,209.45

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Double scale
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Similar ratio
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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.