Home / 579,829.08-869,825.62-180,510.16

Finding the Fourth Proportional to 579,829.08, 869,825.62 and 180,510.16

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Solution

The fourth proportional to 579,829.08, 869,825.62 and 180,510.16 is: 270,790.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,829.08 : 869,825.62 = 180,510.16 : x
  2. Step 2: Convert to fraction form
    579,829.08/869,825.62 = 180,510.16/x
  3. Step 3: Cross multiply
    579,829.08x = 869,825.62 × 180,510.16
  4. Step 4: Simplify right side
    579,829.08x = 157,012,361,838.30
  5. Step 5: Solve for x
    x = 157,012,361,838.30/579,829.08
  6. Step 6: Final answer
    x = 270,790.77

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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.