Home / 837,364.46-1,155,571.80-455,391.14

Finding the Fourth Proportional to 837,364.46, 1,155,571.80 and 455,391.14

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Solution

The fourth proportional to 837,364.46, 1,155,571.80 and 455,391.14 is: 628,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,364.46 : 1,155,571.80 = 455,391.14 : x
  2. Step 2: Convert to fraction form
    837,364.46/1,155,571.80 = 455,391.14/x
  3. Step 3: Cross multiply
    837,364.46x = 1,155,571.80 × 455,391.14
  4. Step 4: Simplify right side
    837,364.46x = 526,237,159,353.85
  5. Step 5: Solve for x
    x = 526,237,159,353.85/837,364.46
  6. Step 6: Final answer
    x = 628,444.58

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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.