Home / 261,333.36-360,468-207,533.04

Finding the Fourth Proportional to 261,333.36, 360,468 and 207,533.04

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Solution

The fourth proportional to 261,333.36, 360,468 and 207,533.04 is: 286,258.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,333.36 : 360,468 = 207,533.04 : x
  2. Step 2: Convert to fraction form
    261,333.36/360,468 = 207,533.04/x
  3. Step 3: Cross multiply
    261,333.36x = 360,468 × 207,533.04
  4. Step 4: Simplify right side
    261,333.36x = 74,809,019,862.72
  5. Step 5: Solve for x
    x = 74,809,019,862.72/261,333.36
  6. Step 6: Final answer
    x = 286,258.98

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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.