Home / 732,518.34-1,010,886.68-422,249.71

Finding the Fourth Proportional to 732,518.34, 1,010,886.68 and 422,249.71

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Solution

The fourth proportional to 732,518.34, 1,010,886.68 and 422,249.71 is: 582,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,518.34 : 1,010,886.68 = 422,249.71 : x
  2. Step 2: Convert to fraction form
    732,518.34/1,010,886.68 = 422,249.71/x
  3. Step 3: Cross multiply
    732,518.34x = 1,010,886.68 × 422,249.71
  4. Step 4: Simplify right side
    732,518.34x = 426,846,607,896.68
  5. Step 5: Solve for x
    x = 426,846,607,896.68/732,518.34
  6. Step 6: Final answer
    x = 582,711.16

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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.