Home / 456,856.16-630,466.48-252,910.50

Finding the Fourth Proportional to 456,856.16, 630,466.48 and 252,910.50

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Solution

The fourth proportional to 456,856.16, 630,466.48 and 252,910.50 is: 349,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,856.16 : 630,466.48 = 252,910.50 : x
  2. Step 2: Convert to fraction form
    456,856.16/630,466.48 = 252,910.50/x
  3. Step 3: Cross multiply
    456,856.16x = 630,466.48 × 252,910.50
  4. Step 4: Simplify right side
    456,856.16x = 159,451,592,690.04
  5. Step 5: Solve for x
    x = 159,451,592,690.04/456,856.16
  6. Step 6: Final answer
    x = 349,019.25

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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.