Home / 773,684.32-1,160,856.72-436,977.76

Finding the Fourth Proportional to 773,684.32, 1,160,856.72 and 436,977.76

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Solution

The fourth proportional to 773,684.32, 1,160,856.72 and 436,977.76 is: 655,653.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,684.32 : 1,160,856.72 = 436,977.76 : x
  2. Step 2: Convert to fraction form
    773,684.32/1,160,856.72 = 436,977.76/x
  3. Step 3: Cross multiply
    773,684.32x = 1,160,856.72 × 436,977.76
  4. Step 4: Simplify right side
    773,684.32x = 507,268,569,186.55
  5. Step 5: Solve for x
    x = 507,268,569,186.55/773,684.32
  6. Step 6: Final answer
    x = 655,653.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.