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Finding the Fourth Proportional to 1,040,656, 1,559,741.46 and 535,459

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Solution

The fourth proportional to 1,040,656, 1,559,741.46 and 535,459 is: 802,549.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,656 : 1,559,741.46 = 535,459 : x
  2. Step 2: Convert to fraction form
    1,040,656/1,559,741.46 = 535,459/x
  3. Step 3: Cross multiply
    1,040,656x = 1,559,741.46 × 535,459
  4. Step 4: Simplify right side
    1,040,656x = 835,177,602,430.14
  5. Step 5: Solve for x
    x = 835,177,602,430.14/1,040,656
  6. Step 6: Final answer
    x = 802,549.16

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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.