Home / 852,709.14-1,176,707.52-470,727.72

Finding the Fourth Proportional to 852,709.14, 1,176,707.52 and 470,727.72

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Solution

The fourth proportional to 852,709.14, 1,176,707.52 and 470,727.72 is: 649,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,709.14 : 1,176,707.52 = 470,727.72 : x
  2. Step 2: Convert to fraction form
    852,709.14/1,176,707.52 = 470,727.72/x
  3. Step 3: Cross multiply
    852,709.14x = 1,176,707.52 × 470,727.72
  4. Step 4: Simplify right side
    852,709.14x = 553,908,847,996.45
  5. Step 5: Solve for x
    x = 553,908,847,996.45/852,709.14
  6. Step 6: Final answer
    x = 649,587.09

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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.