Home / 292,661.32-403,937.77-177,915.66

Finding the Fourth Proportional to 292,661.32, 403,937.77 and 177,915.66

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Solution

The fourth proportional to 292,661.32, 403,937.77 and 177,915.66 is: 245,563.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,661.32 : 403,937.77 = 177,915.66 : x
  2. Step 2: Convert to fraction form
    292,661.32/403,937.77 = 177,915.66/x
  3. Step 3: Cross multiply
    292,661.32x = 403,937.77 × 177,915.66
  4. Step 4: Simplify right side
    292,661.32x = 71,866,853,322.51
  5. Step 5: Solve for x
    x = 71,866,853,322.51/292,661.32
  6. Step 6: Final answer
    x = 245,563.21

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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.