Home / 955,287.15-1,318,296.21-525,558.05

Finding the Fourth Proportional to 955,287.15, 1,318,296.21 and 525,558.05

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Solution

The fourth proportional to 955,287.15, 1,318,296.21 and 525,558.05 is: 725,270.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,287.15 : 1,318,296.21 = 525,558.05 : x
  2. Step 2: Convert to fraction form
    955,287.15/1,318,296.21 = 525,558.05/x
  3. Step 3: Cross multiply
    955,287.15x = 1,318,296.21 × 525,558.05
  4. Step 4: Simplify right side
    955,287.15x = 692,841,178,858.51
  5. Step 5: Solve for x
    x = 692,841,178,858.51/955,287.15
  6. Step 6: Final answer
    x = 725,270.07

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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.