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Finding the Fourth Proportional to 712,783.04, 982,852.52 and 454,250.64

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Solution

The fourth proportional to 712,783.04, 982,852.52 and 454,250.64 is: 626,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,783.04 : 982,852.52 = 454,250.64 : x
  2. Step 2: Convert to fraction form
    712,783.04/982,852.52 = 454,250.64/x
  3. Step 3: Cross multiply
    712,783.04x = 982,852.52 × 454,250.64
  4. Step 4: Simplify right side
    712,783.04x = 446,461,386,235.61
  5. Step 5: Solve for x
    x = 446,461,386,235.61/712,783.04
  6. Step 6: Final answer
    x = 626,363.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.