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Finding the Fourth Proportional to 284,705.00, 392,897.57 and 169,993.67

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Solution

The fourth proportional to 284,705.00, 392,897.57 and 169,993.67 is: 234,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,705.00 : 392,897.57 = 169,993.67 : x
  2. Step 2: Convert to fraction form
    284,705.00/392,897.57 = 169,993.67/x
  3. Step 3: Cross multiply
    284,705.00x = 392,897.57 × 169,993.67
  4. Step 4: Simplify right side
    284,705.00x = 66,790,097,681.40
  5. Step 5: Solve for x
    x = 66,790,097,681.40/284,705.00
  6. Step 6: Final answer
    x = 234,594.05

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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.