Home / 447,069.93-616,931.57-256,095.62

Finding the Fourth Proportional to 447,069.93, 616,931.57 and 256,095.62

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Solution

The fourth proportional to 447,069.93, 616,931.57 and 256,095.62 is: 353,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,069.93 : 616,931.57 = 256,095.62 : x
  2. Step 2: Convert to fraction form
    447,069.93/616,931.57 = 256,095.62/x
  3. Step 3: Cross multiply
    447,069.93x = 616,931.57 × 256,095.62
  4. Step 4: Simplify right side
    447,069.93x = 157,993,468,551.59
  5. Step 5: Solve for x
    x = 157,993,468,551.59/447,069.93
  6. Step 6: Final answer
    x = 353,397.66

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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.