Home / 837,261.23-1,155,506.28-493,205.43

Finding the Fourth Proportional to 837,261.23, 1,155,506.28 and 493,205.43

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Solution

The fourth proportional to 837,261.23, 1,155,506.28 and 493,205.43 is: 680,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,261.23 : 1,155,506.28 = 493,205.43 : x
  2. Step 2: Convert to fraction form
    837,261.23/1,155,506.28 = 493,205.43/x
  3. Step 3: Cross multiply
    837,261.23x = 1,155,506.28 × 493,205.43
  4. Step 4: Simplify right side
    837,261.23x = 569,901,971,695.10
  5. Step 5: Solve for x
    x = 569,901,971,695.10/837,261.23
  6. Step 6: Final answer
    x = 680,674.03

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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.