Home / 767,703.94-1,059,425.51-423,554.37

Finding the Fourth Proportional to 767,703.94, 1,059,425.51 and 423,554.37

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Solution

The fourth proportional to 767,703.94, 1,059,425.51 and 423,554.37 is: 584,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,703.94 : 1,059,425.51 = 423,554.37 : x
  2. Step 2: Convert to fraction form
    767,703.94/1,059,425.51 = 423,554.37/x
  3. Step 3: Cross multiply
    767,703.94x = 1,059,425.51 × 423,554.37
  4. Step 4: Simplify right side
    767,703.94x = 448,724,304,449.98
  5. Step 5: Solve for x
    x = 448,724,304,449.98/767,703.94
  6. Step 6: Final answer
    x = 584,501.76

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Double scale
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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.