Home / 1,005,508.73-1,506,243.65-465,007.41

Finding the Fourth Proportional to 1,005,508.73, 1,506,243.65 and 465,007.41

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Solution

The fourth proportional to 1,005,508.73, 1,506,243.65 and 465,007.41 is: 696,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,508.73 : 1,506,243.65 = 465,007.41 : x
  2. Step 2: Convert to fraction form
    1,005,508.73/1,506,243.65 = 465,007.41/x
  3. Step 3: Cross multiply
    1,005,508.73x = 1,506,243.65 × 465,007.41
  4. Step 4: Simplify right side
    1,005,508.73x = 700,414,458,515.45
  5. Step 5: Solve for x
    x = 700,414,458,515.45/1,005,508.73
  6. Step 6: Final answer
    x = 696,577.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.