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Finding the Fourth Proportional to 435,155.09, 600,360.05 and 284,339.57

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Solution

The fourth proportional to 435,155.09, 600,360.05 and 284,339.57 is: 392,288.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,155.09 : 600,360.05 = 284,339.57 : x
  2. Step 2: Convert to fraction form
    435,155.09/600,360.05 = 284,339.57/x
  3. Step 3: Cross multiply
    435,155.09x = 600,360.05 × 284,339.57
  4. Step 4: Simplify right side
    435,155.09x = 170,706,116,171.23
  5. Step 5: Solve for x
    x = 170,706,116,171.23/435,155.09
  6. Step 6: Final answer
    x = 392,288.00

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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.