Home / 896,676.54-1,237,368.48-509,441.28

Finding the Fourth Proportional to 896,676.54, 1,237,368.48 and 509,441.28

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Solution

The fourth proportional to 896,676.54, 1,237,368.48 and 509,441.28 is: 703,003.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,676.54 : 1,237,368.48 = 509,441.28 : x
  2. Step 2: Convert to fraction form
    896,676.54/1,237,368.48 = 509,441.28/x
  3. Step 3: Cross multiply
    896,676.54x = 1,237,368.48 × 509,441.28
  4. Step 4: Simplify right side
    896,676.54x = 630,366,582,282.85
  5. Step 5: Solve for x
    x = 630,366,582,282.85/896,676.54
  6. Step 6: Final answer
    x = 703,003.32

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Double scale
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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.