Home / 714,318.54-1,068,919.47-618,587.34

Finding the Fourth Proportional to 714,318.54, 1,068,919.47 and 618,587.34

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Solution

The fourth proportional to 714,318.54, 1,068,919.47 and 618,587.34 is: 925,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,318.54 : 1,068,919.47 = 618,587.34 : x
  2. Step 2: Convert to fraction form
    714,318.54/1,068,919.47 = 618,587.34/x
  3. Step 3: Cross multiply
    714,318.54x = 1,068,919.47 × 618,587.34
  4. Step 4: Simplify right side
    714,318.54x = 661,220,051,621.51
  5. Step 5: Solve for x
    x = 661,220,051,621.51/714,318.54
  6. Step 6: Final answer
    x = 925,665.53

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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.