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Finding the Fourth Proportional to 242,501.71, 334,652.42 and 140,586.24

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Solution

The fourth proportional to 242,501.71, 334,652.42 and 140,586.24 is: 194,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,501.71 : 334,652.42 = 140,586.24 : x
  2. Step 2: Convert to fraction form
    242,501.71/334,652.42 = 140,586.24/x
  3. Step 3: Cross multiply
    242,501.71x = 334,652.42 × 140,586.24
  4. Step 4: Simplify right side
    242,501.71x = 47,047,525,786.17
  5. Step 5: Solve for x
    x = 47,047,525,786.17/242,501.71
  6. Step 6: Final answer
    x = 194,009.05

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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.