Home / 934,814.50-1,290,016.65-526,940.26

Finding the Fourth Proportional to 934,814.50, 1,290,016.65 and 526,940.26

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Solution

The fourth proportional to 934,814.50, 1,290,016.65 and 526,940.26 is: 727,162.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,814.50 : 1,290,016.65 = 526,940.26 : x
  2. Step 2: Convert to fraction form
    934,814.50/1,290,016.65 = 526,940.26/x
  3. Step 3: Cross multiply
    934,814.50x = 1,290,016.65 × 526,940.26
  4. Step 4: Simplify right side
    934,814.50x = 679,761,708,955.33
  5. Step 5: Solve for x
    x = 679,761,708,955.33/934,814.50
  6. Step 6: Final answer
    x = 727,162.14

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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.