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Finding the Fourth Proportional to 973,753.40, 1,458,005.70 and 706,064.60

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Solution

The fourth proportional to 973,753.40, 1,458,005.70 and 706,064.60 is: 1,057,193.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,753.40 : 1,458,005.70 = 706,064.60 : x
  2. Step 2: Convert to fraction form
    973,753.40/1,458,005.70 = 706,064.60/x
  3. Step 3: Cross multiply
    973,753.40x = 1,458,005.70 × 706,064.60
  4. Step 4: Simplify right side
    973,753.40x = 1,029,446,211,368.22
  5. Step 5: Solve for x
    x = 1,029,446,211,368.22/973,753.40
  6. Step 6: Final answer
    x = 1,057,193.96

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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.