Home / 809,117.48-1,116,544.28-464,711.16

Finding the Fourth Proportional to 809,117.48, 1,116,544.28 and 464,711.16

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Solution

The fourth proportional to 809,117.48, 1,116,544.28 and 464,711.16 is: 641,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,117.48 : 1,116,544.28 = 464,711.16 : x
  2. Step 2: Convert to fraction form
    809,117.48/1,116,544.28 = 464,711.16/x
  3. Step 3: Cross multiply
    809,117.48x = 1,116,544.28 × 464,711.16
  4. Step 4: Simplify right side
    809,117.48x = 518,870,587,550.17
  5. Step 5: Solve for x
    x = 518,870,587,550.17/809,117.48
  6. Step 6: Final answer
    x = 641,279.67

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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.