Home / 453,915.24-680,675.93-154,315.35

Finding the Fourth Proportional to 453,915.24, 680,675.93 and 154,315.35

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Solution

The fourth proportional to 453,915.24, 680,675.93 and 154,315.35 is: 231,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,915.24 : 680,675.93 = 154,315.35 : x
  2. Step 2: Convert to fraction form
    453,915.24/680,675.93 = 154,315.35/x
  3. Step 3: Cross multiply
    453,915.24x = 680,675.93 × 154,315.35
  4. Step 4: Simplify right side
    453,915.24x = 105,038,744,374.53
  5. Step 5: Solve for x
    x = 105,038,744,374.53/453,915.24
  6. Step 6: Final answer
    x = 231,406.08

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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.