Home / 764,075.16-1,054,362.02-441,806.13

Finding the Fourth Proportional to 764,075.16, 1,054,362.02 and 441,806.13

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Solution

The fourth proportional to 764,075.16, 1,054,362.02 and 441,806.13 is: 609,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,075.16 : 1,054,362.02 = 441,806.13 : x
  2. Step 2: Convert to fraction form
    764,075.16/1,054,362.02 = 441,806.13/x
  3. Step 3: Cross multiply
    764,075.16x = 1,054,362.02 × 441,806.13
  4. Step 4: Simplify right side
    764,075.16x = 465,823,601,466.15
  5. Step 5: Solve for x
    x = 465,823,601,466.15/764,075.16
  6. Step 6: Final answer
    x = 609,656.78

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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.