Home / 691,060.42-1,036,643.12-235,510.08

Finding the Fourth Proportional to 691,060.42, 1,036,643.12 and 235,510.08

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Solution

The fourth proportional to 691,060.42, 1,036,643.12 and 235,510.08 is: 353,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,060.42 : 1,036,643.12 = 235,510.08 : x
  2. Step 2: Convert to fraction form
    691,060.42/1,036,643.12 = 235,510.08/x
  3. Step 3: Cross multiply
    691,060.42x = 1,036,643.12 × 235,510.08
  4. Step 4: Simplify right side
    691,060.42x = 244,139,904,122.65
  5. Step 5: Solve for x
    x = 244,139,904,122.65/691,060.42
  6. Step 6: Final answer
    x = 353,283.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.