Home / 834,059.10-1,151,002.72-452,085.78

Finding the Fourth Proportional to 834,059.10, 1,151,002.72 and 452,085.78

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Solution

The fourth proportional to 834,059.10, 1,151,002.72 and 452,085.78 is: 623,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,059.10 : 1,151,002.72 = 452,085.78 : x
  2. Step 2: Convert to fraction form
    834,059.10/1,151,002.72 = 452,085.78/x
  3. Step 3: Cross multiply
    834,059.10x = 1,151,002.72 × 452,085.78
  4. Step 4: Simplify right side
    834,059.10x = 520,351,962,453.32
  5. Step 5: Solve for x
    x = 520,351,962,453.32/834,059.10
  6. Step 6: Final answer
    x = 623,879.01

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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.