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Finding the Fourth Proportional to 1,092,528, 1,639,083.60 and 344,574

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Solution

The fourth proportional to 1,092,528, 1,639,083.60 and 344,574 is: 516,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,528 : 1,639,083.60 = 344,574 : x
  2. Step 2: Convert to fraction form
    1,092,528/1,639,083.60 = 344,574/x
  3. Step 3: Cross multiply
    1,092,528x = 1,639,083.60 × 344,574
  4. Step 4: Simplify right side
    1,092,528x = 564,785,592,386.40
  5. Step 5: Solve for x
    x = 564,785,592,386.40/1,092,528
  6. Step 6: Final answer
    x = 516,952.97

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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.