Home / 928,851.20-1,281,933.28-546,913.52

Finding the Fourth Proportional to 928,851.20, 1,281,933.28 and 546,913.52

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Solution

The fourth proportional to 928,851.20, 1,281,933.28 and 546,913.52 is: 754,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,851.20 : 1,281,933.28 = 546,913.52 : x
  2. Step 2: Convert to fraction form
    928,851.20/1,281,933.28 = 546,913.52/x
  3. Step 3: Cross multiply
    928,851.20x = 1,281,933.28 × 546,913.52
  4. Step 4: Simplify right side
    928,851.20x = 701,106,642,569.95
  5. Step 5: Solve for x
    x = 701,106,642,569.95/928,851.20
  6. Step 6: Final answer
    x = 754,810.50

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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.