Home / 923,760.60-1,386,101.70-524,707.80

Finding the Fourth Proportional to 923,760.60, 1,386,101.70 and 524,707.80

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Solution

The fourth proportional to 923,760.60, 1,386,101.70 and 524,707.80 is: 787,323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,760.60 : 1,386,101.70 = 524,707.80 : x
  2. Step 2: Convert to fraction form
    923,760.60/1,386,101.70 = 524,707.80/x
  3. Step 3: Cross multiply
    923,760.60x = 1,386,101.70 × 524,707.80
  4. Step 4: Simplify right side
    923,760.60x = 727,298,373,583.26
  5. Step 5: Solve for x
    x = 727,298,373,583.26/923,760.60
  6. Step 6: Final answer
    x = 787,323.44

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1.5x scale

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.