Home / 638,264.02-957,560.07-238,910.50

Finding the Fourth Proportional to 638,264.02, 957,560.07 and 238,910.50

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Solution

The fourth proportional to 638,264.02, 957,560.07 and 238,910.50 is: 358,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,264.02 : 957,560.07 = 238,910.50 : x
  2. Step 2: Convert to fraction form
    638,264.02/957,560.07 = 238,910.50/x
  3. Step 3: Cross multiply
    638,264.02x = 957,560.07 × 238,910.50
  4. Step 4: Simplify right side
    638,264.02x = 228,771,155,103.74
  5. Step 5: Solve for x
    x = 228,771,155,103.74/638,264.02
  6. Step 6: Final answer
    x = 358,427.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.