Home / 335,041.20-502,561.80-193,323.60

Finding the Fourth Proportional to 335,041.20, 502,561.80 and 193,323.60

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Solution

The fourth proportional to 335,041.20, 502,561.80 and 193,323.60 is: 289,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,041.20 : 502,561.80 = 193,323.60 : x
  2. Step 2: Convert to fraction form
    335,041.20/502,561.80 = 193,323.60/x
  3. Step 3: Cross multiply
    335,041.20x = 502,561.80 × 193,323.60
  4. Step 4: Simplify right side
    335,041.20x = 97,157,056,398.48
  5. Step 5: Solve for x
    x = 97,157,056,398.48/335,041.20
  6. Step 6: Final answer
    x = 289,985.40

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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.