Home / 526,586.04-726,687.14-284,868.54

Finding the Fourth Proportional to 526,586.04, 726,687.14 and 284,868.54

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Solution

The fourth proportional to 526,586.04, 726,687.14 and 284,868.54 is: 393,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,586.04 : 726,687.14 = 284,868.54 : x
  2. Step 2: Convert to fraction form
    526,586.04/726,687.14 = 284,868.54/x
  3. Step 3: Cross multiply
    526,586.04x = 726,687.14 × 284,868.54
  4. Step 4: Simplify right side
    526,586.04x = 207,010,303,184.23
  5. Step 5: Solve for x
    x = 207,010,303,184.23/526,586.04
  6. Step 6: Final answer
    x = 393,117.72

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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.