Home / 695,851.56-958,139.82-609,315.48

Finding the Fourth Proportional to 695,851.56, 958,139.82 and 609,315.48

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Solution

The fourth proportional to 695,851.56, 958,139.82 and 609,315.48 is: 838,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,851.56 : 958,139.82 = 609,315.48 : x
  2. Step 2: Convert to fraction form
    695,851.56/958,139.82 = 609,315.48/x
  3. Step 3: Cross multiply
    695,851.56x = 958,139.82 × 609,315.48
  4. Step 4: Simplify right side
    695,851.56x = 583,809,424,330.41
  5. Step 5: Solve for x
    x = 583,809,424,330.41/695,851.56
  6. Step 6: Final answer
    x = 838,985.58

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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.