Home / 597,186.75-824,117.72-328,914.75

Finding the Fourth Proportional to 597,186.75, 824,117.72 and 328,914.75

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Solution

The fourth proportional to 597,186.75, 824,117.72 and 328,914.75 is: 453,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,186.75 : 824,117.72 = 328,914.75 : x
  2. Step 2: Convert to fraction form
    597,186.75/824,117.72 = 328,914.75/x
  3. Step 3: Cross multiply
    597,186.75x = 824,117.72 × 328,914.75
  4. Step 4: Simplify right side
    597,186.75x = 271,064,472,199.80
  5. Step 5: Solve for x
    x = 271,064,472,199.80/597,186.75
  6. Step 6: Final answer
    x = 453,902.36

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Half scale
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Double scale
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Similar ratio
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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.