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Finding the Fourth Proportional to 213,562.04, 294,689.22 and 118,070.60

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Solution

The fourth proportional to 213,562.04, 294,689.22 and 118,070.60 is: 162,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,562.04 : 294,689.22 = 118,070.60 : x
  2. Step 2: Convert to fraction form
    213,562.04/294,689.22 = 118,070.60/x
  3. Step 3: Cross multiply
    213,562.04x = 294,689.22 × 118,070.60
  4. Step 4: Simplify right side
    213,562.04x = 34,794,133,018.93
  5. Step 5: Solve for x
    x = 34,794,133,018.93/213,562.04
  6. Step 6: Final answer
    x = 162,922.84

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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.