Home / 595,305.45-821,497.95-353,581.61

Finding the Fourth Proportional to 595,305.45, 821,497.95 and 353,581.61

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Solution

The fourth proportional to 595,305.45, 821,497.95 and 353,581.61 is: 487,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,305.45 : 821,497.95 = 353,581.61 : x
  2. Step 2: Convert to fraction form
    595,305.45/821,497.95 = 353,581.61/x
  3. Step 3: Cross multiply
    595,305.45x = 821,497.95 × 353,581.61
  4. Step 4: Simplify right side
    595,305.45x = 290,466,563,665.21
  5. Step 5: Solve for x
    x = 290,466,563,665.21/595,305.45
  6. Step 6: Final answer
    x = 487,928.61

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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.