Home / 436,925.85-602,945.42-243,333.48

Finding the Fourth Proportional to 436,925.85, 602,945.42 and 243,333.48

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Solution

The fourth proportional to 436,925.85, 602,945.42 and 243,333.48 is: 335,793.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,925.85 : 602,945.42 = 243,333.48 : x
  2. Step 2: Convert to fraction form
    436,925.85/602,945.42 = 243,333.48/x
  3. Step 3: Cross multiply
    436,925.85x = 602,945.42 × 243,333.48
  4. Step 4: Simplify right side
    436,925.85x = 146,716,807,298.66
  5. Step 5: Solve for x
    x = 146,716,807,298.66/436,925.85
  6. Step 6: Final answer
    x = 335,793.38

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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.