Home / 657,159.64-985,739.76-277,982.08

Finding the Fourth Proportional to 657,159.64, 985,739.76 and 277,982.08

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Solution

The fourth proportional to 657,159.64, 985,739.76 and 277,982.08 is: 416,973.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,159.64 : 985,739.76 = 277,982.08 : x
  2. Step 2: Convert to fraction form
    657,159.64/985,739.76 = 277,982.08/x
  3. Step 3: Cross multiply
    657,159.64x = 985,739.76 × 277,982.08
  4. Step 4: Simplify right side
    657,159.64x = 274,017,988,823.50
  5. Step 5: Solve for x
    x = 274,017,988,823.50/657,159.64
  6. Step 6: Final answer
    x = 416,973.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.