Home / 506,075.18-698,383.69-276,633.37

Finding the Fourth Proportional to 506,075.18, 698,383.69 and 276,633.37

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Solution

The fourth proportional to 506,075.18, 698,383.69 and 276,633.37 is: 381,754.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,075.18 : 698,383.69 = 276,633.37 : x
  2. Step 2: Convert to fraction form
    506,075.18/698,383.69 = 276,633.37/x
  3. Step 3: Cross multiply
    506,075.18x = 698,383.69 × 276,633.37
  4. Step 4: Simplify right side
    506,075.18x = 193,196,229,970.72
  5. Step 5: Solve for x
    x = 193,196,229,970.72/506,075.18
  6. Step 6: Final answer
    x = 381,754.01

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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.