Home / 852,513.57-1,176,384.92-470,515.73

Finding the Fourth Proportional to 852,513.57, 1,176,384.92 and 470,515.73

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Solution

The fourth proportional to 852,513.57, 1,176,384.92 and 470,515.73 is: 649,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,513.57 : 1,176,384.92 = 470,515.73 : x
  2. Step 2: Convert to fraction form
    852,513.57/1,176,384.92 = 470,515.73/x
  3. Step 3: Cross multiply
    852,513.57x = 1,176,384.92 × 470,515.73
  4. Step 4: Simplify right side
    852,513.57x = 553,507,601,160.29
  5. Step 5: Solve for x
    x = 553,507,601,160.29/852,513.57
  6. Step 6: Final answer
    x = 649,265.44

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Double scale
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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.