Home / 727,537.02-1,004,032.06-405,247.26

Finding the Fourth Proportional to 727,537.02, 1,004,032.06 and 405,247.26

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Solution

The fourth proportional to 727,537.02, 1,004,032.06 and 405,247.26 is: 559,258.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,537.02 : 1,004,032.06 = 405,247.26 : x
  2. Step 2: Convert to fraction form
    727,537.02/1,004,032.06 = 405,247.26/x
  3. Step 3: Cross multiply
    727,537.02x = 1,004,032.06 × 405,247.26
  4. Step 4: Simplify right side
    727,537.02x = 406,881,241,267.16
  5. Step 5: Solve for x
    x = 406,881,241,267.16/727,537.02
  6. Step 6: Final answer
    x = 559,258.47

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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.