Home / 846,830.40-1,168,639.20-464,892

Finding the Fourth Proportional to 846,830.40, 1,168,639.20 and 464,892

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Solution

The fourth proportional to 846,830.40, 1,168,639.20 and 464,892 is: 641,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,830.40 : 1,168,639.20 = 464,892 : x
  2. Step 2: Convert to fraction form
    846,830.40/1,168,639.20 = 464,892/x
  3. Step 3: Cross multiply
    846,830.40x = 1,168,639.20 × 464,892
  4. Step 4: Simplify right side
    846,830.40x = 543,291,014,966.40
  5. Step 5: Solve for x
    x = 543,291,014,966.40/846,830.40
  6. Step 6: Final answer
    x = 641,558.23

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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.