Home / 1,673,270.10-2,509,905.15-411,081.30

Finding the Fourth Proportional to 1,673,270.10, 2,509,905.15 and 411,081.30

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Solution

The fourth proportional to 1,673,270.10, 2,509,905.15 and 411,081.30 is: 616,621.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,270.10 : 2,509,905.15 = 411,081.30 : x
  2. Step 2: Convert to fraction form
    1,673,270.10/2,509,905.15 = 411,081.30/x
  3. Step 3: Cross multiply
    1,673,270.10x = 2,509,905.15 × 411,081.30
  4. Step 4: Simplify right side
    1,673,270.10x = 1,031,775,071,938.70
  5. Step 5: Solve for x
    x = 1,031,775,071,938.70/1,673,270.10
  6. Step 6: Final answer
    x = 616,621.95

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Double scale
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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.