Home / 949,298.29-1,309,981.17-519,495.38

Finding the Fourth Proportional to 949,298.29, 1,309,981.17 and 519,495.38

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Solution

The fourth proportional to 949,298.29, 1,309,981.17 and 519,495.38 is: 716,876.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,298.29 : 1,309,981.17 = 519,495.38 : x
  2. Step 2: Convert to fraction form
    949,298.29/1,309,981.17 = 519,495.38/x
  3. Step 3: Cross multiply
    949,298.29x = 1,309,981.17 × 519,495.38
  4. Step 4: Simplify right side
    949,298.29x = 680,529,165,702.00
  5. Step 5: Solve for x
    x = 680,529,165,702.00/949,298.29
  6. Step 6: Final answer
    x = 716,876.01

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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.