Home / 705,526.89-973,628.96-383,234.37

Finding the Fourth Proportional to 705,526.89, 973,628.96 and 383,234.37

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Solution

The fourth proportional to 705,526.89, 973,628.96 and 383,234.37 is: 528,864.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,526.89 : 973,628.96 = 383,234.37 : x
  2. Step 2: Convert to fraction form
    705,526.89/973,628.96 = 383,234.37/x
  3. Step 3: Cross multiply
    705,526.89x = 973,628.96 × 383,234.37
  4. Step 4: Simplify right side
    705,526.89x = 373,128,079,183.18
  5. Step 5: Solve for x
    x = 373,128,079,183.18/705,526.89
  6. Step 6: Final answer
    x = 528,864.43

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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.