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Finding the Fourth Proportional to 738,291.15, 1,034,307.45 and 738,291.15

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Solution

The fourth proportional to 738,291.15, 1,034,307.45 and 738,291.15 is: 1,034,307.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,291.15 : 1,034,307.45 = 738,291.15 : x
  2. Step 2: Convert to fraction form
    738,291.15/1,034,307.45 = 738,291.15/x
  3. Step 3: Cross multiply
    738,291.15x = 1,034,307.45 × 738,291.15
  4. Step 4: Simplify right side
    738,291.15x = 763,620,036,714.07
  5. Step 5: Solve for x
    x = 763,620,036,714.07/738,291.15
  6. Step 6: Final answer
    x = 1,034,307.45

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.