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Finding the Fourth Proportional to 651,804.40, 977,706.60 and 573,007.60

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Solution

The fourth proportional to 651,804.40, 977,706.60 and 573,007.60 is: 859,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,804.40 : 977,706.60 = 573,007.60 : x
  2. Step 2: Convert to fraction form
    651,804.40/977,706.60 = 573,007.60/x
  3. Step 3: Cross multiply
    651,804.40x = 977,706.60 × 573,007.60
  4. Step 4: Simplify right side
    651,804.40x = 560,233,312,370.16
  5. Step 5: Solve for x
    x = 560,233,312,370.16/651,804.40
  6. Step 6: Final answer
    x = 859,511.40

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Double scale
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Similar ratio
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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.