Home / 389,617.10-584,425.65-168,001.10

Finding the Fourth Proportional to 389,617.10, 584,425.65 and 168,001.10

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Solution

The fourth proportional to 389,617.10, 584,425.65 and 168,001.10 is: 252,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,617.10 : 584,425.65 = 168,001.10 : x
  2. Step 2: Convert to fraction form
    389,617.10/584,425.65 = 168,001.10/x
  3. Step 3: Cross multiply
    389,617.10x = 584,425.65 × 168,001.10
  4. Step 4: Simplify right side
    389,617.10x = 98,184,152,068.22
  5. Step 5: Solve for x
    x = 98,184,152,068.22/389,617.10
  6. Step 6: Final answer
    x = 252,001.65

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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.