Home / 578,951.24-868,510.56-219,024.50

Finding the Fourth Proportional to 578,951.24, 868,510.56 and 219,024.50

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Solution

The fourth proportional to 578,951.24, 868,510.56 and 219,024.50 is: 328,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,951.24 : 868,510.56 = 219,024.50 : x
  2. Step 2: Convert to fraction form
    578,951.24/868,510.56 = 219,024.50/x
  3. Step 3: Cross multiply
    578,951.24x = 868,510.56 × 219,024.50
  4. Step 4: Simplify right side
    578,951.24x = 190,225,091,148.72
  5. Step 5: Solve for x
    x = 190,225,091,148.72/578,951.24
  6. Step 6: Final answer
    x = 328,568.41

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1.5x scale

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.