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Finding the Fourth Proportional to 369,246.18, 555,025.54 and 243,693.34

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Solution

The fourth proportional to 369,246.18, 555,025.54 and 243,693.34 is: 366,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,246.18 : 555,025.54 = 243,693.34 : x
  2. Step 2: Convert to fraction form
    369,246.18/555,025.54 = 243,693.34/x
  3. Step 3: Cross multiply
    369,246.18x = 555,025.54 × 243,693.34
  4. Step 4: Simplify right side
    369,246.18x = 135,256,027,627.90
  5. Step 5: Solve for x
    x = 135,256,027,627.90/369,246.18
  6. Step 6: Final answer
    x = 366,303.12

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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.