Home / 923,683.02-1,274,680.14-515,781.60

Finding the Fourth Proportional to 923,683.02, 1,274,680.14 and 515,781.60

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Solution

The fourth proportional to 923,683.02, 1,274,680.14 and 515,781.60 is: 711,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,683.02 : 1,274,680.14 = 515,781.60 : x
  2. Step 2: Convert to fraction form
    923,683.02/1,274,680.14 = 515,781.60/x
  3. Step 3: Cross multiply
    923,683.02x = 1,274,680.14 × 515,781.60
  4. Step 4: Simplify right side
    923,683.02x = 657,456,562,097.42
  5. Step 5: Solve for x
    x = 657,456,562,097.42/923,683.02
  6. Step 6: Final answer
    x = 711,777.25

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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.