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Finding the Fourth Proportional to 459,992.03, 634,774.86 and 256,037.71

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Solution

The fourth proportional to 459,992.03, 634,774.86 and 256,037.71 is: 353,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,992.03 : 634,774.86 = 256,037.71 : x
  2. Step 2: Convert to fraction form
    459,992.03/634,774.86 = 256,037.71/x
  3. Step 3: Cross multiply
    459,992.03x = 634,774.86 × 256,037.71
  4. Step 4: Simplify right side
    459,992.03x = 162,526,302,203.40
  5. Step 5: Solve for x
    x = 162,526,302,203.40/459,992.03
  6. Step 6: Final answer
    x = 353,324.17

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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.