Home / 490,837.41-736,250.59-191,528.23

Finding the Fourth Proportional to 490,837.41, 736,250.59 and 191,528.23

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Solution

The fourth proportional to 490,837.41, 736,250.59 and 191,528.23 is: 287,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,837.41 : 736,250.59 = 191,528.23 : x
  2. Step 2: Convert to fraction form
    490,837.41/736,250.59 = 191,528.23/x
  3. Step 3: Cross multiply
    490,837.41x = 736,250.59 × 191,528.23
  4. Step 4: Simplify right side
    490,837.41x = 141,012,772,339.16
  5. Step 5: Solve for x
    x = 141,012,772,339.16/490,837.41
  6. Step 6: Final answer
    x = 287,290.19

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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.