Home / 852,512.57-1,176,383.53-470,514.73

Finding the Fourth Proportional to 852,512.57, 1,176,383.53 and 470,514.73

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Solution

The fourth proportional to 852,512.57, 1,176,383.53 and 470,514.73 is: 649,264.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,512.57 : 1,176,383.53 = 470,514.73 : x
  2. Step 2: Convert to fraction form
    852,512.57/1,176,383.53 = 470,514.73/x
  3. Step 3: Cross multiply
    852,512.57x = 1,176,383.53 × 470,514.73
  4. Step 4: Simplify right side
    852,512.57x = 553,505,778,994.40
  5. Step 5: Solve for x
    x = 553,505,778,994.40/852,512.57
  6. Step 6: Final answer
    x = 649,264.07

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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.