Home / 767,263.89-1,058,799.90-423,114.33

Finding the Fourth Proportional to 767,263.89, 1,058,799.90 and 423,114.33

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Solution

The fourth proportional to 767,263.89, 1,058,799.90 and 423,114.33 is: 583,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,263.89 : 1,058,799.90 = 423,114.33 : x
  2. Step 2: Convert to fraction form
    767,263.89/1,058,799.90 = 423,114.33/x
  3. Step 3: Cross multiply
    767,263.89x = 1,058,799.90 × 423,114.33
  4. Step 4: Simplify right side
    767,263.89x = 447,993,415,849.75
  5. Step 5: Solve for x
    x = 447,993,415,849.75/767,263.89
  6. Step 6: Final answer
    x = 583,884.40

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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.