Home / 423,361.02-584,237.98-239,596.25

Finding the Fourth Proportional to 423,361.02, 584,237.98 and 239,596.25

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Solution

The fourth proportional to 423,361.02, 584,237.98 and 239,596.25 is: 330,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,361.02 : 584,237.98 = 239,596.25 : x
  2. Step 2: Convert to fraction form
    423,361.02/584,237.98 = 239,596.25/x
  3. Step 3: Cross multiply
    423,361.02x = 584,237.98 × 239,596.25
  4. Step 4: Simplify right side
    423,361.02x = 139,981,231,175.16
  5. Step 5: Solve for x
    x = 139,981,231,175.16/423,361.02
  6. Step 6: Final answer
    x = 330,642.70

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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.