Home / 723,904.95-998,165.74-461,907.82

Finding the Fourth Proportional to 723,904.95, 998,165.74 and 461,907.82

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Solution

The fourth proportional to 723,904.95, 998,165.74 and 461,907.82 is: 636,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,904.95 : 998,165.74 = 461,907.82 : x
  2. Step 2: Convert to fraction form
    723,904.95/998,165.74 = 461,907.82/x
  3. Step 3: Cross multiply
    723,904.95x = 998,165.74 × 461,907.82
  4. Step 4: Simplify right side
    723,904.95x = 461,060,560,962.09
  5. Step 5: Solve for x
    x = 461,060,560,962.09/723,904.95
  6. Step 6: Final answer
    x = 636,907.60

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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.