Home / 651,975.21-899,725.19-365,495.29

Finding the Fourth Proportional to 651,975.21, 899,725.19 and 365,495.29

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Solution

The fourth proportional to 651,975.21, 899,725.19 and 365,495.29 is: 504,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,975.21 : 899,725.19 = 365,495.29 : x
  2. Step 2: Convert to fraction form
    651,975.21/899,725.19 = 365,495.29/x
  3. Step 3: Cross multiply
    651,975.21x = 899,725.19 × 365,495.29
  4. Step 4: Simplify right side
    651,975.21x = 328,845,315,162.57
  5. Step 5: Solve for x
    x = 328,845,315,162.57/651,975.21
  6. Step 6: Final answer
    x = 504,383.16

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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.