Home / 657,106.90-985,587.45-183,840.10

Finding the Fourth Proportional to 657,106.90, 985,587.45 and 183,840.10

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Solution

The fourth proportional to 657,106.90, 985,587.45 and 183,840.10 is: 275,739.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,106.90 : 985,587.45 = 183,840.10 : x
  2. Step 2: Convert to fraction form
    657,106.90/985,587.45 = 183,840.10/x
  3. Step 3: Cross multiply
    657,106.90x = 985,587.45 × 183,840.10
  4. Step 4: Simplify right side
    657,106.90x = 181,190,495,366.75
  5. Step 5: Solve for x
    x = 181,190,495,366.75/657,106.90
  6. Step 6: Final answer
    x = 275,739.75

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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.