Home / 1,085,325.12-1,627,068.48-411,034.56

Finding the Fourth Proportional to 1,085,325.12, 1,627,068.48 and 411,034.56

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Solution

The fourth proportional to 1,085,325.12, 1,627,068.48 and 411,034.56 is: 616,203.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,325.12 : 1,627,068.48 = 411,034.56 : x
  2. Step 2: Convert to fraction form
    1,085,325.12/1,627,068.48 = 411,034.56/x
  3. Step 3: Cross multiply
    1,085,325.12x = 1,627,068.48 × 411,034.56
  4. Step 4: Simplify right side
    1,085,325.12x = 668,781,376,766.67
  5. Step 5: Solve for x
    x = 668,781,376,766.67/1,085,325.12
  6. Step 6: Final answer
    x = 616,203.72

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1.5x scale

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.