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Finding the Fourth Proportional to 235,598.18, 325,018.05 and 140,050.58

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Solution

The fourth proportional to 235,598.18, 325,018.05 and 140,050.58 is: 193,205.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,598.18 : 325,018.05 = 140,050.58 : x
  2. Step 2: Convert to fraction form
    235,598.18/325,018.05 = 140,050.58/x
  3. Step 3: Cross multiply
    235,598.18x = 325,018.05 × 140,050.58
  4. Step 4: Simplify right side
    235,598.18x = 45,518,966,412.97
  5. Step 5: Solve for x
    x = 45,518,966,412.97/235,598.18
  6. Step 6: Final answer
    x = 193,205.93

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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.