Home / 727,394.88-1,004,264.50-536,075.04

Finding the Fourth Proportional to 727,394.88, 1,004,264.50 and 536,075.04

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Solution

The fourth proportional to 727,394.88, 1,004,264.50 and 536,075.04 is: 740,122.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,394.88 : 1,004,264.50 = 536,075.04 : x
  2. Step 2: Convert to fraction form
    727,394.88/1,004,264.50 = 536,075.04/x
  3. Step 3: Cross multiply
    727,394.88x = 1,004,264.50 × 536,075.04
  4. Step 4: Simplify right side
    727,394.88x = 538,361,132,008.08
  5. Step 5: Solve for x
    x = 538,361,132,008.08/727,394.88
  6. Step 6: Final answer
    x = 740,122.25

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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.