Home / 985,539.24-1,360,090.44-555,810.48

Finding the Fourth Proportional to 985,539.24, 1,360,090.44 and 555,810.48

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Solution

The fourth proportional to 985,539.24, 1,360,090.44 and 555,810.48 is: 767,044.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,539.24 : 1,360,090.44 = 555,810.48 : x
  2. Step 2: Convert to fraction form
    985,539.24/1,360,090.44 = 555,810.48/x
  3. Step 3: Cross multiply
    985,539.24x = 1,360,090.44 × 555,810.48
  4. Step 4: Simplify right side
    985,539.24x = 755,952,520,299.81
  5. Step 5: Solve for x
    x = 755,952,520,299.81/985,539.24
  6. Step 6: Final answer
    x = 767,044.57

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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.