Home / 705,376.08-973,426.05-383,092.47

Finding the Fourth Proportional to 705,376.08, 973,426.05 and 383,092.47

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Solution

The fourth proportional to 705,376.08, 973,426.05 and 383,092.47 is: 528,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,376.08 : 973,426.05 = 383,092.47 : x
  2. Step 2: Convert to fraction form
    705,376.08/973,426.05 = 383,092.47/x
  3. Step 3: Cross multiply
    705,376.08x = 973,426.05 × 383,092.47
  4. Step 4: Simplify right side
    705,376.08x = 372,912,189,856.84
  5. Step 5: Solve for x
    x = 372,912,189,856.84/705,376.08
  6. Step 6: Final answer
    x = 528,671.44

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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.