Home / 852,458.96-1,176,387.56-470,485.72

Finding the Fourth Proportional to 852,458.96, 1,176,387.56 and 470,485.72

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Solution

The fourth proportional to 852,458.96, 1,176,387.56 and 470,485.72 is: 649,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,458.96 : 1,176,387.56 = 470,485.72 : x
  2. Step 2: Convert to fraction form
    852,458.96/1,176,387.56 = 470,485.72/x
  3. Step 3: Cross multiply
    852,458.96x = 1,176,387.56 × 470,485.72
  4. Step 4: Simplify right side
    852,458.96x = 553,473,548,165.64
  5. Step 5: Solve for x
    x = 553,473,548,165.64/852,458.96
  6. Step 6: Final answer
    x = 649,267.09

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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.