Home / 965,330.40-1,447,736.40-404,248.80

Finding the Fourth Proportional to 965,330.40, 1,447,736.40 and 404,248.80

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Solution

The fourth proportional to 965,330.40, 1,447,736.40 and 404,248.80 is: 606,264.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,330.40 : 1,447,736.40 = 404,248.80 : x
  2. Step 2: Convert to fraction form
    965,330.40/1,447,736.40 = 404,248.80/x
  3. Step 3: Cross multiply
    965,330.40x = 1,447,736.40 × 404,248.80
  4. Step 4: Simplify right side
    965,330.40x = 585,245,702,416.32
  5. Step 5: Solve for x
    x = 585,245,702,416.32/965,330.40
  6. Step 6: Final answer
    x = 606,264.66

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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.