Home / 683,042.15-942,654.56-377,148.89

Finding the Fourth Proportional to 683,042.15, 942,654.56 and 377,148.89

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Solution

The fourth proportional to 683,042.15, 942,654.56 and 377,148.89 is: 520,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,042.15 : 942,654.56 = 377,148.89 : x
  2. Step 2: Convert to fraction form
    683,042.15/942,654.56 = 377,148.89/x
  3. Step 3: Cross multiply
    683,042.15x = 942,654.56 × 377,148.89
  4. Step 4: Simplify right side
    683,042.15x = 355,521,114,358.42
  5. Step 5: Solve for x
    x = 355,521,114,358.42/683,042.15
  6. Step 6: Final answer
    x = 520,496.60

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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.