Home / 893,313.80-1,339,970.70-514,233.80

Finding the Fourth Proportional to 893,313.80, 1,339,970.70 and 514,233.80

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Solution

The fourth proportional to 893,313.80, 1,339,970.70 and 514,233.80 is: 771,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,313.80 : 1,339,970.70 = 514,233.80 : x
  2. Step 2: Convert to fraction form
    893,313.80/1,339,970.70 = 514,233.80/x
  3. Step 3: Cross multiply
    893,313.80x = 1,339,970.70 × 514,233.80
  4. Step 4: Simplify right side
    893,313.80x = 689,058,224,949.66
  5. Step 5: Solve for x
    x = 689,058,224,949.66/893,313.80
  6. Step 6: Final answer
    x = 771,350.70

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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.