Home / 783,111.45-1,174,667.18-468,183.45

Finding the Fourth Proportional to 783,111.45, 1,174,667.18 and 468,183.45

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Solution

The fourth proportional to 783,111.45, 1,174,667.18 and 468,183.45 is: 702,275.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,111.45 : 1,174,667.18 = 468,183.45 : x
  2. Step 2: Convert to fraction form
    783,111.45/1,174,667.18 = 468,183.45/x
  3. Step 3: Cross multiply
    783,111.45x = 1,174,667.18 × 468,183.45
  4. Step 4: Simplify right side
    783,111.45x = 549,959,730,593.25
  5. Step 5: Solve for x
    x = 549,959,730,593.25/783,111.45
  6. Step 6: Final answer
    x = 702,275.18

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Double scale
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Similar ratio
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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.