Home / 993,445.26-1,370,916.36-563,699.76

Finding the Fourth Proportional to 993,445.26, 1,370,916.36 and 563,699.76

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Solution

The fourth proportional to 993,445.26, 1,370,916.36 and 563,699.76 is: 777,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,445.26 : 1,370,916.36 = 563,699.76 : x
  2. Step 2: Convert to fraction form
    993,445.26/1,370,916.36 = 563,699.76/x
  3. Step 3: Cross multiply
    993,445.26x = 1,370,916.36 × 563,699.76
  4. Step 4: Simplify right side
    993,445.26x = 772,785,223,112.07
  5. Step 5: Solve for x
    x = 772,785,223,112.07/993,445.26
  6. Step 6: Final answer
    x = 777,884.05

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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.