Home / 838,962.24-1,157,778-456,992.16

Finding the Fourth Proportional to 838,962.24, 1,157,778 and 456,992.16

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Solution

The fourth proportional to 838,962.24, 1,157,778 and 456,992.16 is: 630,654.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,962.24 : 1,157,778 = 456,992.16 : x
  2. Step 2: Convert to fraction form
    838,962.24/1,157,778 = 456,992.16/x
  3. Step 3: Cross multiply
    838,962.24x = 1,157,778 × 456,992.16
  4. Step 4: Simplify right side
    838,962.24x = 529,095,469,020.48
  5. Step 5: Solve for x
    x = 529,095,469,020.48/838,962.24
  6. Step 6: Final answer
    x = 630,654.69

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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.