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Finding the Fourth Proportional to 567,356.40, 851,034.60 and 514,868.40

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Solution

The fourth proportional to 567,356.40, 851,034.60 and 514,868.40 is: 772,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,356.40 : 851,034.60 = 514,868.40 : x
  2. Step 2: Convert to fraction form
    567,356.40/851,034.60 = 514,868.40/x
  3. Step 3: Cross multiply
    567,356.40x = 851,034.60 × 514,868.40
  4. Step 4: Simplify right side
    567,356.40x = 438,170,822,846.64
  5. Step 5: Solve for x
    x = 438,170,822,846.64/567,356.40
  6. Step 6: Final answer
    x = 772,302.60

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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.