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Finding the Fourth Proportional to 335,302.40, 502,953.60 and 157,750.40

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Solution

The fourth proportional to 335,302.40, 502,953.60 and 157,750.40 is: 236,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,302.40 : 502,953.60 = 157,750.40 : x
  2. Step 2: Convert to fraction form
    335,302.40/502,953.60 = 157,750.40/x
  3. Step 3: Cross multiply
    335,302.40x = 502,953.60 × 157,750.40
  4. Step 4: Simplify right side
    335,302.40x = 79,341,131,581.44
  5. Step 5: Solve for x
    x = 79,341,131,581.44/335,302.40
  6. Step 6: Final answer
    x = 236,625.60

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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.