Home / 894,899.01-1,234,960.65-492,491.01

Finding the Fourth Proportional to 894,899.01, 1,234,960.65 and 492,491.01

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Solution

The fourth proportional to 894,899.01, 1,234,960.65 and 492,491.01 is: 679,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,899.01 : 1,234,960.65 = 492,491.01 : x
  2. Step 2: Convert to fraction form
    894,899.01/1,234,960.65 = 492,491.01/x
  3. Step 3: Cross multiply
    894,899.01x = 1,234,960.65 × 492,491.01
  4. Step 4: Simplify right side
    894,899.01x = 608,207,017,828.76
  5. Step 5: Solve for x
    x = 608,207,017,828.76/894,899.01
  6. Step 6: Final answer
    x = 679,637.60

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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.