Home / 544,487.36-751,281.90-318,089.12

Finding the Fourth Proportional to 544,487.36, 751,281.90 and 318,089.12

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Solution

The fourth proportional to 544,487.36, 751,281.90 and 318,089.12 is: 438,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,487.36 : 751,281.90 = 318,089.12 : x
  2. Step 2: Convert to fraction form
    544,487.36/751,281.90 = 318,089.12/x
  3. Step 3: Cross multiply
    544,487.36x = 751,281.90 × 318,089.12
  4. Step 4: Simplify right side
    544,487.36x = 238,974,598,442.93
  5. Step 5: Solve for x
    x = 238,974,598,442.93/544,487.36
  6. Step 6: Final answer
    x = 438,898.34

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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.