Home / 526,474.04-726,533.40-297,031

Finding the Fourth Proportional to 526,474.04, 726,533.40 and 297,031

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Solution

The fourth proportional to 526,474.04, 726,533.40 and 297,031 is: 409,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,474.04 : 726,533.40 = 297,031 : x
  2. Step 2: Convert to fraction form
    526,474.04/726,533.40 = 297,031/x
  3. Step 3: Cross multiply
    526,474.04x = 726,533.40 × 297,031
  4. Step 4: Simplify right side
    526,474.04x = 215,802,942,335.40
  5. Step 5: Solve for x
    x = 215,802,942,335.40/526,474.04
  6. Step 6: Final answer
    x = 409,902.34

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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.