Home / 586,720.56-879,938.58-160,258.38

Finding the Fourth Proportional to 586,720.56, 879,938.58 and 160,258.38

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Solution

The fourth proportional to 586,720.56, 879,938.58 and 160,258.38 is: 240,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,720.56 : 879,938.58 = 160,258.38 : x
  2. Step 2: Convert to fraction form
    586,720.56/879,938.58 = 160,258.38/x
  3. Step 3: Cross multiply
    586,720.56x = 879,938.58 × 160,258.38
  4. Step 4: Simplify right side
    586,720.56x = 141,017,531,330.30
  5. Step 5: Solve for x
    x = 141,017,531,330.30/586,720.56
  6. Step 6: Final answer
    x = 240,348.71

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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.