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Finding the Fourth Proportional to 236,133.60, 354,200.40 and 141,655.20

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Solution

The fourth proportional to 236,133.60, 354,200.40 and 141,655.20 is: 212,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,133.60 : 354,200.40 = 141,655.20 : x
  2. Step 2: Convert to fraction form
    236,133.60/354,200.40 = 141,655.20/x
  3. Step 3: Cross multiply
    236,133.60x = 354,200.40 × 141,655.20
  4. Step 4: Simplify right side
    236,133.60x = 50,174,328,502.08
  5. Step 5: Solve for x
    x = 50,174,328,502.08/236,133.60
  6. Step 6: Final answer
    x = 212,482.80

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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.