Home / 779,420.13-1,074,626.94-595,886.14

Finding the Fourth Proportional to 779,420.13, 1,074,626.94 and 595,886.14

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Solution

The fourth proportional to 779,420.13, 1,074,626.94 and 595,886.14 is: 821,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,420.13 : 1,074,626.94 = 595,886.14 : x
  2. Step 2: Convert to fraction form
    779,420.13/1,074,626.94 = 595,886.14/x
  3. Step 3: Cross multiply
    779,420.13x = 1,074,626.94 × 595,886.14
  4. Step 4: Simplify right side
    779,420.13x = 640,355,299,216.61
  5. Step 5: Solve for x
    x = 640,355,299,216.61/779,420.13
  6. Step 6: Final answer
    x = 821,579.12

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Double scale
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1.5x scale

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.