Home / 745,893.36-1,029,334.03-423,603.37

Finding the Fourth Proportional to 745,893.36, 1,029,334.03 and 423,603.37

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Solution

The fourth proportional to 745,893.36, 1,029,334.03 and 423,603.37 is: 584,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,893.36 : 1,029,334.03 = 423,603.37 : x
  2. Step 2: Convert to fraction form
    745,893.36/1,029,334.03 = 423,603.37/x
  3. Step 3: Cross multiply
    745,893.36x = 1,029,334.03 × 423,603.37
  4. Step 4: Simplify right side
    745,893.36x = 436,029,364,191.34
  5. Step 5: Solve for x
    x = 436,029,364,191.34/745,893.36
  6. Step 6: Final answer
    x = 584,573.33

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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.