Home / 423,984.80-584,971.36-254,156.96

Finding the Fourth Proportional to 423,984.80, 584,971.36 and 254,156.96

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Solution

The fourth proportional to 423,984.80, 584,971.36 and 254,156.96 is: 350,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,984.80 : 584,971.36 = 254,156.96 : x
  2. Step 2: Convert to fraction form
    423,984.80/584,971.36 = 254,156.96/x
  3. Step 3: Cross multiply
    423,984.80x = 584,971.36 × 254,156.96
  4. Step 4: Simplify right side
    423,984.80x = 148,674,542,544.67
  5. Step 5: Solve for x
    x = 148,674,542,544.67/423,984.80
  6. Step 6: Final answer
    x = 350,660.08

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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.