Home / 524,971.44-724,454.28-298,616.40

Finding the Fourth Proportional to 524,971.44, 724,454.28 and 298,616.40

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Solution

The fourth proportional to 524,971.44, 724,454.28 and 298,616.40 is: 412,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,971.44 : 724,454.28 = 298,616.40 : x
  2. Step 2: Convert to fraction form
    524,971.44/724,454.28 = 298,616.40/x
  3. Step 3: Cross multiply
    524,971.44x = 724,454.28 × 298,616.40
  4. Step 4: Simplify right side
    524,971.44x = 216,333,929,058.19
  5. Step 5: Solve for x
    x = 216,333,929,058.19/524,971.44
  6. Step 6: Final answer
    x = 412,087.04

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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.