Home / 1,014,313.08-1,399,769.27-555,420.35

Finding the Fourth Proportional to 1,014,313.08, 1,399,769.27 and 555,420.35

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Solution

The fourth proportional to 1,014,313.08, 1,399,769.27 and 555,420.35 is: 766,489.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,313.08 : 1,399,769.27 = 555,420.35 : x
  2. Step 2: Convert to fraction form
    1,014,313.08/1,399,769.27 = 555,420.35/x
  3. Step 3: Cross multiply
    1,014,313.08x = 1,399,769.27 × 555,420.35
  4. Step 4: Simplify right side
    1,014,313.08x = 777,460,328,086.70
  5. Step 5: Solve for x
    x = 777,460,328,086.70/1,014,313.08
  6. Step 6: Final answer
    x = 766,489.50

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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.