Home / 623,995.02-935,418.51-339,269.58

Finding the Fourth Proportional to 623,995.02, 935,418.51 and 339,269.58

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Solution

The fourth proportional to 623,995.02, 935,418.51 and 339,269.58 is: 508,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,995.02 : 935,418.51 = 339,269.58 : x
  2. Step 2: Convert to fraction form
    623,995.02/935,418.51 = 339,269.58/x
  3. Step 3: Cross multiply
    623,995.02x = 935,418.51 × 339,269.58
  4. Step 4: Simplify right side
    623,995.02x = 317,359,045,011.93
  5. Step 5: Solve for x
    x = 317,359,045,011.93/623,995.02
  6. Step 6: Final answer
    x = 508,592.27

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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.