Home / 734,425.11-1,101,632.40-517,390.67

Finding the Fourth Proportional to 734,425.11, 1,101,632.40 and 517,390.67

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Solution

The fourth proportional to 734,425.11, 1,101,632.40 and 517,390.67 is: 776,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,425.11 : 1,101,632.40 = 517,390.67 : x
  2. Step 2: Convert to fraction form
    734,425.11/1,101,632.40 = 517,390.67/x
  3. Step 3: Cross multiply
    734,425.11x = 1,101,632.40 × 517,390.67
  4. Step 4: Simplify right side
    734,425.11x = 569,974,328,283.79
  5. Step 5: Solve for x
    x = 569,974,328,283.79/734,425.11
  6. Step 6: Final answer
    x = 776,082.30

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Double scale
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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.