Home / 409,582.58-614,281.71-146,926.58

Finding the Fourth Proportional to 409,582.58, 614,281.71 and 146,926.58

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Solution

The fourth proportional to 409,582.58, 614,281.71 and 146,926.58 is: 220,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,582.58 : 614,281.71 = 146,926.58 : x
  2. Step 2: Convert to fraction form
    409,582.58/614,281.71 = 146,926.58/x
  3. Step 3: Cross multiply
    409,582.58x = 614,281.71 × 146,926.58
  4. Step 4: Simplify right side
    409,582.58x = 90,254,310,806.85
  5. Step 5: Solve for x
    x = 90,254,310,806.85/409,582.58
  6. Step 6: Final answer
    x = 220,356.81

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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.