Home / 1,045,297.17-1,443,128.47-658,444.23

Finding the Fourth Proportional to 1,045,297.17, 1,443,128.47 and 658,444.23

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Solution

The fourth proportional to 1,045,297.17, 1,443,128.47 and 658,444.23 is: 909,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,297.17 : 1,443,128.47 = 658,444.23 : x
  2. Step 2: Convert to fraction form
    1,045,297.17/1,443,128.47 = 658,444.23/x
  3. Step 3: Cross multiply
    1,045,297.17x = 1,443,128.47 × 658,444.23
  4. Step 4: Simplify right side
    1,045,297.17x = 950,219,612,574.12
  5. Step 5: Solve for x
    x = 950,219,612,574.12/1,045,297.17
  6. Step 6: Final answer
    x = 909,042.56

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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.