Home / 767,597.45-1,059,236.53-423,437.36

Finding the Fourth Proportional to 767,597.45, 1,059,236.53 and 423,437.36

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Solution

The fourth proportional to 767,597.45, 1,059,236.53 and 423,437.36 is: 584,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,597.45 : 1,059,236.53 = 423,437.36 : x
  2. Step 2: Convert to fraction form
    767,597.45/1,059,236.53 = 423,437.36/x
  3. Step 3: Cross multiply
    767,597.45x = 1,059,236.53 × 423,437.36
  4. Step 4: Simplify right side
    767,597.45x = 448,520,313,523.99
  5. Step 5: Solve for x
    x = 448,520,313,523.99/767,597.45
  6. Step 6: Final answer
    x = 584,317.10

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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.