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Finding the Fourth Proportional to 233,970.32, 350,941.61 and 65,486.90

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Solution

The fourth proportional to 233,970.32, 350,941.61 and 65,486.90 is: 98,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,970.32 : 350,941.61 = 65,486.90 : x
  2. Step 2: Convert to fraction form
    233,970.32/350,941.61 = 65,486.90/x
  3. Step 3: Cross multiply
    233,970.32x = 350,941.61 × 65,486.90
  4. Step 4: Simplify right side
    233,970.32x = 22,982,076,037.77
  5. Step 5: Solve for x
    x = 22,982,076,037.77/233,970.32
  6. Step 6: Final answer
    x = 98,226.46

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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.