Home / 736,942.05-1,016,999.89-414,663.57

Finding the Fourth Proportional to 736,942.05, 1,016,999.89 and 414,663.57

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Solution

The fourth proportional to 736,942.05, 1,016,999.89 and 414,663.57 is: 572,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,942.05 : 1,016,999.89 = 414,663.57 : x
  2. Step 2: Convert to fraction form
    736,942.05/1,016,999.89 = 414,663.57/x
  3. Step 3: Cross multiply
    736,942.05x = 1,016,999.89 × 414,663.57
  4. Step 4: Simplify right side
    736,942.05x = 421,712,804,040.35
  5. Step 5: Solve for x
    x = 421,712,804,040.35/736,942.05
  6. Step 6: Final answer
    x = 572,246.90

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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.