Home / 938,590.11-1,295,254.98-508,871.97

Finding the Fourth Proportional to 938,590.11, 1,295,254.98 and 508,871.97

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Solution

The fourth proportional to 938,590.11, 1,295,254.98 and 508,871.97 is: 702,243.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,590.11 : 1,295,254.98 = 508,871.97 : x
  2. Step 2: Convert to fraction form
    938,590.11/1,295,254.98 = 508,871.97/x
  3. Step 3: Cross multiply
    938,590.11x = 1,295,254.98 × 508,871.97
  4. Step 4: Simplify right side
    938,590.11x = 659,118,953,324.91
  5. Step 5: Solve for x
    x = 659,118,953,324.91/938,590.11
  6. Step 6: Final answer
    x = 702,243.66

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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.