Home / 705,423.92-973,333.56-419,040.56

Finding the Fourth Proportional to 705,423.92, 973,333.56 and 419,040.56

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Solution

The fourth proportional to 705,423.92, 973,333.56 and 419,040.56 is: 578,186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,423.92 : 973,333.56 = 419,040.56 : x
  2. Step 2: Convert to fraction form
    705,423.92/973,333.56 = 419,040.56/x
  3. Step 3: Cross multiply
    705,423.92x = 973,333.56 × 419,040.56
  4. Step 4: Simplify right side
    705,423.92x = 407,866,240,049.19
  5. Step 5: Solve for x
    x = 407,866,240,049.19/705,423.92
  6. Step 6: Final answer
    x = 578,186.01

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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.