Home / 716,806.02-1,074,606.40-479,424.18

Finding the Fourth Proportional to 716,806.02, 1,074,606.40 and 479,424.18

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Solution

The fourth proportional to 716,806.02, 1,074,606.40 and 479,424.18 is: 718,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,806.02 : 1,074,606.40 = 479,424.18 : x
  2. Step 2: Convert to fraction form
    716,806.02/1,074,606.40 = 479,424.18/x
  3. Step 3: Cross multiply
    716,806.02x = 1,074,606.40 × 479,424.18
  4. Step 4: Simplify right side
    716,806.02x = 515,192,294,075.05
  5. Step 5: Solve for x
    x = 515,192,294,075.05/716,806.02
  6. Step 6: Final answer
    x = 718,733.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.