Home / 456,948.14-630,608.13-252,999.05

Finding the Fourth Proportional to 456,948.14, 630,608.13 and 252,999.05

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Solution

The fourth proportional to 456,948.14, 630,608.13 and 252,999.05 is: 349,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,948.14 : 630,608.13 = 252,999.05 : x
  2. Step 2: Convert to fraction form
    456,948.14/630,608.13 = 252,999.05/x
  3. Step 3: Cross multiply
    456,948.14x = 630,608.13 × 252,999.05
  4. Step 4: Simplify right side
    456,948.14x = 159,543,259,515.48
  5. Step 5: Solve for x
    x = 159,543,259,515.48/456,948.14
  6. Step 6: Final answer
    x = 349,149.60

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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.