Home / 740,586.02-1,108,981.58-512,565.75

Finding the Fourth Proportional to 740,586.02, 1,108,981.58 and 512,565.75

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Solution

The fourth proportional to 740,586.02, 1,108,981.58 and 512,565.75 is: 767,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,586.02 : 1,108,981.58 = 512,565.75 : x
  2. Step 2: Convert to fraction form
    740,586.02/1,108,981.58 = 512,565.75/x
  3. Step 3: Cross multiply
    740,586.02x = 1,108,981.58 × 512,565.75
  4. Step 4: Simplify right side
    740,586.02x = 568,425,972,726.06
  5. Step 5: Solve for x
    x = 568,425,972,726.06/740,586.02
  6. Step 6: Final answer
    x = 767,535.39

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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.