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Finding the Fourth Proportional to 616,030.73, 921,798.03 and 363,432.23

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Solution

The fourth proportional to 616,030.73, 921,798.03 and 363,432.23 is: 543,822.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,030.73 : 921,798.03 = 363,432.23 : x
  2. Step 2: Convert to fraction form
    616,030.73/921,798.03 = 363,432.23/x
  3. Step 3: Cross multiply
    616,030.73x = 921,798.03 × 363,432.23
  4. Step 4: Simplify right side
    616,030.73x = 335,011,113,652.51
  5. Step 5: Solve for x
    x = 335,011,113,652.51/616,030.73
  6. Step 6: Final answer
    x = 543,822.08

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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.