Home / 741,528.07-1,023,316.79-435,617.34

Finding the Fourth Proportional to 741,528.07, 1,023,316.79 and 435,617.34

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Solution

The fourth proportional to 741,528.07, 1,023,316.79 and 435,617.34 is: 601,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,528.07 : 1,023,316.79 = 435,617.34 : x
  2. Step 2: Convert to fraction form
    741,528.07/1,023,316.79 = 435,617.34/x
  3. Step 3: Cross multiply
    741,528.07x = 1,023,316.79 × 435,617.34
  4. Step 4: Simplify right side
    741,528.07x = 445,774,538,849.83
  5. Step 5: Solve for x
    x = 445,774,538,849.83/741,528.07
  6. Step 6: Final answer
    x = 601,156.66

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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.