Home / 351,931.80-527,897.70-344,933.40

Finding the Fourth Proportional to 351,931.80, 527,897.70 and 344,933.40

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Solution

The fourth proportional to 351,931.80, 527,897.70 and 344,933.40 is: 517,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,931.80 : 527,897.70 = 344,933.40 : x
  2. Step 2: Convert to fraction form
    351,931.80/527,897.70 = 344,933.40/x
  3. Step 3: Cross multiply
    351,931.80x = 527,897.70 × 344,933.40
  4. Step 4: Simplify right side
    351,931.80x = 182,089,548,513.18
  5. Step 5: Solve for x
    x = 182,089,548,513.18/351,931.80
  6. Step 6: Final answer
    x = 517,400.10

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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.