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Finding the Fourth Proportional to 500,007.03, 750,010.94 and 126,030.03

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Solution

The fourth proportional to 500,007.03, 750,010.94 and 126,030.03 is: 189,045.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,007.03 : 750,010.94 = 126,030.03 : x
  2. Step 2: Convert to fraction form
    500,007.03/750,010.94 = 126,030.03/x
  3. Step 3: Cross multiply
    500,007.03x = 750,010.94 × 126,030.03
  4. Step 4: Simplify right side
    500,007.03x = 94,523,900,638.38
  5. Step 5: Solve for x
    x = 94,523,900,638.38/500,007.03
  6. Step 6: Final answer
    x = 189,045.14

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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.