Home / 1,296,068.31-1,943,931.75-385,231.35

Finding the Fourth Proportional to 1,296,068.31, 1,943,931.75 and 385,231.35

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Solution

The fourth proportional to 1,296,068.31, 1,943,931.75 and 385,231.35 is: 577,796.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,068.31 : 1,943,931.75 = 385,231.35 : x
  2. Step 2: Convert to fraction form
    1,296,068.31/1,943,931.75 = 385,231.35/x
  3. Step 3: Cross multiply
    1,296,068.31x = 1,943,931.75 × 385,231.35
  4. Step 4: Simplify right side
    1,296,068.31x = 748,863,452,360.36
  5. Step 5: Solve for x
    x = 748,863,452,360.36/1,296,068.31
  6. Step 6: Final answer
    x = 577,796.28

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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.