Home / 992,521.60-1,488,930.02-460,096.45

Finding the Fourth Proportional to 992,521.60, 1,488,930.02 and 460,096.45

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Solution

The fourth proportional to 992,521.60, 1,488,930.02 and 460,096.45 is: 690,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,521.60 : 1,488,930.02 = 460,096.45 : x
  2. Step 2: Convert to fraction form
    992,521.60/1,488,930.02 = 460,096.45/x
  3. Step 3: Cross multiply
    992,521.60x = 1,488,930.02 × 460,096.45
  4. Step 4: Simplify right side
    992,521.60x = 685,051,416,500.43
  5. Step 5: Solve for x
    x = 685,051,416,500.43/992,521.60
  6. Step 6: Final answer
    x = 690,213.11

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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.