Home / 837,365.46-1,155,573.18-455,392.14

Finding the Fourth Proportional to 837,365.46, 1,155,573.18 and 455,392.14

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Solution

The fourth proportional to 837,365.46, 1,155,573.18 and 455,392.14 is: 628,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,365.46 : 1,155,573.18 = 455,392.14 : x
  2. Step 2: Convert to fraction form
    837,365.46/1,155,573.18 = 455,392.14/x
  3. Step 3: Cross multiply
    837,365.46x = 1,155,573.18 × 455,392.14
  4. Step 4: Simplify right side
    837,365.46x = 526,238,943,366.81
  5. Step 5: Solve for x
    x = 526,238,943,366.81/837,365.46
  6. Step 6: Final answer
    x = 628,445.96

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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.