Home / 258,618.10-357,117.24-190,752.70

Finding the Fourth Proportional to 258,618.10, 357,117.24 and 190,752.70

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Solution

The fourth proportional to 258,618.10, 357,117.24 and 190,752.70 is: 263,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,618.10 : 357,117.24 = 190,752.70 : x
  2. Step 2: Convert to fraction form
    258,618.10/357,117.24 = 190,752.70/x
  3. Step 3: Cross multiply
    258,618.10x = 357,117.24 × 190,752.70
  4. Step 4: Simplify right side
    258,618.10x = 68,121,077,746.55
  5. Step 5: Solve for x
    x = 68,121,077,746.55/258,618.10
  6. Step 6: Final answer
    x = 263,404.14

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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.