Home / 955,287.13-1,318,296.19-525,558.03

Finding the Fourth Proportional to 955,287.13, 1,318,296.19 and 525,558.03

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Solution

The fourth proportional to 955,287.13, 1,318,296.19 and 525,558.03 is: 725,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,287.13 : 1,318,296.19 = 525,558.03 : x
  2. Step 2: Convert to fraction form
    955,287.13/1,318,296.19 = 525,558.03/x
  3. Step 3: Cross multiply
    955,287.13x = 1,318,296.19 × 525,558.03
  4. Step 4: Simplify right side
    955,287.13x = 692,841,145,945.12
  5. Step 5: Solve for x
    x = 692,841,145,945.12/955,287.13
  6. Step 6: Final answer
    x = 725,270.05

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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.