Home / 472,719.74-709,082.21-117,733.76

Finding the Fourth Proportional to 472,719.74, 709,082.21 and 117,733.76

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Solution

The fourth proportional to 472,719.74, 709,082.21 and 117,733.76 is: 176,601.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,719.74 : 709,082.21 = 117,733.76 : x
  2. Step 2: Convert to fraction form
    472,719.74/709,082.21 = 117,733.76/x
  3. Step 3: Cross multiply
    472,719.74x = 709,082.21 × 117,733.76
  4. Step 4: Simplify right side
    472,719.74x = 83,482,914,732.41
  5. Step 5: Solve for x
    x = 83,482,914,732.41/472,719.74
  6. Step 6: Final answer
    x = 176,601.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.