Home / 1,176.16-1,623.08-710.41

Finding the Fourth Proportional to 1,176.16, 1,623.08 and 710.41

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Solution

The fourth proportional to 1,176.16, 1,623.08 and 710.41 is: 980.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.16 : 1,623.08 = 710.41 : x
  2. Step 2: Convert to fraction form
    1,176.16/1,623.08 = 710.41/x
  3. Step 3: Cross multiply
    1,176.16x = 1,623.08 × 710.41
  4. Step 4: Simplify right side
    1,176.16x = 1,153,052.26
  5. Step 5: Solve for x
    x = 1,153,052.26/1,176.16
  6. Step 6: Final answer
    x = 980.35

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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.