Home / 712,167.96-982,870.08-454,054.17

Finding the Fourth Proportional to 712,167.96, 982,870.08 and 454,054.17

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Solution

The fourth proportional to 712,167.96, 982,870.08 and 454,054.17 is: 626,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,167.96 : 982,870.08 = 454,054.17 : x
  2. Step 2: Convert to fraction form
    712,167.96/982,870.08 = 454,054.17/x
  3. Step 3: Cross multiply
    712,167.96x = 982,870.08 × 454,054.17
  4. Step 4: Simplify right side
    712,167.96x = 446,276,258,392.23
  5. Step 5: Solve for x
    x = 446,276,258,392.23/712,167.96
  6. Step 6: Final answer
    x = 626,644.67

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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.