Home / 975,466.06-1,346,195.40-545,720.56

Finding the Fourth Proportional to 975,466.06, 1,346,195.40 and 545,720.56

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Solution

The fourth proportional to 975,466.06, 1,346,195.40 and 545,720.56 is: 753,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,466.06 : 1,346,195.40 = 545,720.56 : x
  2. Step 2: Convert to fraction form
    975,466.06/1,346,195.40 = 545,720.56/x
  3. Step 3: Cross multiply
    975,466.06x = 1,346,195.40 × 545,720.56
  4. Step 4: Simplify right side
    975,466.06x = 734,646,507,557.42
  5. Step 5: Solve for x
    x = 734,646,507,557.42/975,466.06
  6. Step 6: Final answer
    x = 753,123.60

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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.