Home / 939,665.51-1,407,497.16-459,154.27

Finding the Fourth Proportional to 939,665.51, 1,407,497.16 and 459,154.27

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Solution

The fourth proportional to 939,665.51, 1,407,497.16 and 459,154.27 is: 687,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,665.51 : 1,407,497.16 = 459,154.27 : x
  2. Step 2: Convert to fraction form
    939,665.51/1,407,497.16 = 459,154.27/x
  3. Step 3: Cross multiply
    939,665.51x = 1,407,497.16 × 459,154.27
  4. Step 4: Simplify right side
    939,665.51x = 646,258,331,925.33
  5. Step 5: Solve for x
    x = 646,258,331,925.33/939,665.51
  6. Step 6: Final answer
    x = 687,753.60

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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.