Home / 901,285.83-1,243,911.06-514,099.35

Finding the Fourth Proportional to 901,285.83, 1,243,911.06 and 514,099.35

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Solution

The fourth proportional to 901,285.83, 1,243,911.06 and 514,099.35 is: 709,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,285.83 : 1,243,911.06 = 514,099.35 : x
  2. Step 2: Convert to fraction form
    901,285.83/1,243,911.06 = 514,099.35/x
  3. Step 3: Cross multiply
    901,285.83x = 1,243,911.06 × 514,099.35
  4. Step 4: Simplify right side
    901,285.83x = 639,493,867,403.81
  5. Step 5: Solve for x
    x = 639,493,867,403.81/901,285.83
  6. Step 6: Final answer
    x = 709,535.03

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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.