Home / 843,152.72-1,163,521.26-480,693.29

Finding the Fourth Proportional to 843,152.72, 1,163,521.26 and 480,693.29

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Solution

The fourth proportional to 843,152.72, 1,163,521.26 and 480,693.29 is: 663,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,152.72 : 1,163,521.26 = 480,693.29 : x
  2. Step 2: Convert to fraction form
    843,152.72/1,163,521.26 = 480,693.29/x
  3. Step 3: Cross multiply
    843,152.72x = 1,163,521.26 × 480,693.29
  4. Step 4: Simplify right side
    843,152.72x = 559,296,856,636.74
  5. Step 5: Solve for x
    x = 559,296,856,636.74/843,152.72
  6. Step 6: Final answer
    x = 663,339.92

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Double scale
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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.