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Finding the Fourth Proportional to 555,752.95, 766,929.03 and 314,030.44

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Solution

The fourth proportional to 555,752.95, 766,929.03 and 314,030.44 is: 433,356.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,752.95 : 766,929.03 = 314,030.44 : x
  2. Step 2: Convert to fraction form
    555,752.95/766,929.03 = 314,030.44/x
  3. Step 3: Cross multiply
    555,752.95x = 766,929.03 × 314,030.44
  4. Step 4: Simplify right side
    555,752.95x = 240,839,065,327.34
  5. Step 5: Solve for x
    x = 240,839,065,327.34/555,752.95
  6. Step 6: Final answer
    x = 433,356.34

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Why These Related Problems?

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