Home / 714,441.68-986,747.77-470,516.83

Finding the Fourth Proportional to 714,441.68, 986,747.77 and 470,516.83

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Solution

The fourth proportional to 714,441.68, 986,747.77 and 470,516.83 is: 649,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,441.68 : 986,747.77 = 470,516.83 : x
  2. Step 2: Convert to fraction form
    714,441.68/986,747.77 = 470,516.83/x
  3. Step 3: Cross multiply
    714,441.68x = 986,747.77 × 470,516.83
  4. Step 4: Simplify right side
    714,441.68x = 464,281,427,816.23
  5. Step 5: Solve for x
    x = 464,281,427,816.23/714,441.68
  6. Step 6: Final answer
    x = 649,852.11

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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.