Home / 746,403.92-1,030,000.20-424,071.44

Finding the Fourth Proportional to 746,403.92, 1,030,000.20 and 424,071.44

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Solution

The fourth proportional to 746,403.92, 1,030,000.20 and 424,071.44 is: 585,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,403.92 : 1,030,000.20 = 424,071.44 : x
  2. Step 2: Convert to fraction form
    746,403.92/1,030,000.20 = 424,071.44/x
  3. Step 3: Cross multiply
    746,403.92x = 1,030,000.20 × 424,071.44
  4. Step 4: Simplify right side
    746,403.92x = 436,793,668,014.29
  5. Step 5: Solve for x
    x = 436,793,668,014.29/746,403.92
  6. Step 6: Final answer
    x = 585,197.45

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Double scale
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1.5x scale

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.