Home / 607,538.20-911,307.30-572,546.20

Finding the Fourth Proportional to 607,538.20, 911,307.30 and 572,546.20

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Solution

The fourth proportional to 607,538.20, 911,307.30 and 572,546.20 is: 858,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,538.20 : 911,307.30 = 572,546.20 : x
  2. Step 2: Convert to fraction form
    607,538.20/911,307.30 = 572,546.20/x
  3. Step 3: Cross multiply
    607,538.20x = 911,307.30 × 572,546.20
  4. Step 4: Simplify right side
    607,538.20x = 521,765,531,647.26
  5. Step 5: Solve for x
    x = 521,765,531,647.26/607,538.20
  6. Step 6: Final answer
    x = 858,819.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.