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Finding the Fourth Proportional to 487,534.02, 730,501.86 and 468,848.84

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Solution

The fourth proportional to 487,534.02, 730,501.86 and 468,848.84 is: 702,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,534.02 : 730,501.86 = 468,848.84 : x
  2. Step 2: Convert to fraction form
    487,534.02/730,501.86 = 468,848.84/x
  3. Step 3: Cross multiply
    487,534.02x = 730,501.86 × 468,848.84
  4. Step 4: Simplify right side
    487,534.02x = 342,494,946,026.33
  5. Step 5: Solve for x
    x = 342,494,946,026.33/487,534.02
  6. Step 6: Final answer
    x = 702,504.71

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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.