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Finding the Fourth Proportional to 651,176.33, 898,550.33 and 360,715.20

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Solution

The fourth proportional to 651,176.33, 898,550.33 and 360,715.20 is: 497,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,176.33 : 898,550.33 = 360,715.20 : x
  2. Step 2: Convert to fraction form
    651,176.33/898,550.33 = 360,715.20/x
  3. Step 3: Cross multiply
    651,176.33x = 898,550.33 × 360,715.20
  4. Step 4: Simplify right side
    651,176.33x = 324,120,760,192.44
  5. Step 5: Solve for x
    x = 324,120,760,192.44/651,176.33
  6. Step 6: Final answer
    x = 497,746.54

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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.