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Finding the Fourth Proportional to 572,534.10, 858,801.15 and 362,409.30

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Solution

The fourth proportional to 572,534.10, 858,801.15 and 362,409.30 is: 543,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,534.10 : 858,801.15 = 362,409.30 : x
  2. Step 2: Convert to fraction form
    572,534.10/858,801.15 = 362,409.30/x
  3. Step 3: Cross multiply
    572,534.10x = 858,801.15 × 362,409.30
  4. Step 4: Simplify right side
    572,534.10x = 311,237,523,610.70
  5. Step 5: Solve for x
    x = 311,237,523,610.70/572,534.10
  6. Step 6: Final answer
    x = 543,613.95

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Half scale
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Double scale
Find fourth proportional to 572,535.10, 858,802.65 and 362,410.30
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.