Home / 852,452.46-1,176,378.60-470,479.23

Finding the Fourth Proportional to 852,452.46, 1,176,378.60 and 470,479.23

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Solution

The fourth proportional to 852,452.46, 1,176,378.60 and 470,479.23 is: 649,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,452.46 : 1,176,378.60 = 470,479.23 : x
  2. Step 2: Convert to fraction form
    852,452.46/1,176,378.60 = 470,479.23/x
  3. Step 3: Cross multiply
    852,452.46x = 1,176,378.60 × 470,479.23
  4. Step 4: Simplify right side
    852,452.46x = 553,461,697,916.48
  5. Step 5: Solve for x
    x = 553,461,697,916.48/852,452.46
  6. Step 6: Final answer
    x = 649,258.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.