Home / 906,641.70-1,359,962.55-545,835.30

Finding the Fourth Proportional to 906,641.70, 1,359,962.55 and 545,835.30

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Solution

The fourth proportional to 906,641.70, 1,359,962.55 and 545,835.30 is: 818,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,641.70 : 1,359,962.55 = 545,835.30 : x
  2. Step 2: Convert to fraction form
    906,641.70/1,359,962.55 = 545,835.30/x
  3. Step 3: Cross multiply
    906,641.70x = 1,359,962.55 × 545,835.30
  4. Step 4: Simplify right side
    906,641.70x = 742,315,566,468.02
  5. Step 5: Solve for x
    x = 742,315,566,468.02/906,641.70
  6. Step 6: Final answer
    x = 818,752.95

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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.