Home / 526,972.49-727,179.67-297,585.57

Finding the Fourth Proportional to 526,972.49, 727,179.67 and 297,585.57

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Solution

The fourth proportional to 526,972.49, 727,179.67 and 297,585.57 is: 410,644.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,972.49 : 727,179.67 = 297,585.57 : x
  2. Step 2: Convert to fraction form
    526,972.49/727,179.67 = 297,585.57/x
  3. Step 3: Cross multiply
    526,972.49x = 727,179.67 × 297,585.57
  4. Step 4: Simplify right side
    526,972.49x = 216,398,179,130.30
  5. Step 5: Solve for x
    x = 216,398,179,130.30/526,972.49
  6. Step 6: Final answer
    x = 410,644.17

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1.5x scale

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.