Home / 741,528.73-1,023,317.70-435,618

Finding the Fourth Proportional to 741,528.73, 1,023,317.70 and 435,618

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Solution

The fourth proportional to 741,528.73, 1,023,317.70 and 435,618 is: 601,157.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,528.73 : 1,023,317.70 = 435,618 : x
  2. Step 2: Convert to fraction form
    741,528.73/1,023,317.70 = 435,618/x
  3. Step 3: Cross multiply
    741,528.73x = 1,023,317.70 × 435,618
  4. Step 4: Simplify right side
    741,528.73x = 445,775,609,838.60
  5. Step 5: Solve for x
    x = 445,775,609,838.60/741,528.73
  6. Step 6: Final answer
    x = 601,157.57

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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.