Home / 352,004.40-528,006.60-99,284.40

Finding the Fourth Proportional to 352,004.40, 528,006.60 and 99,284.40

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Solution

The fourth proportional to 352,004.40, 528,006.60 and 99,284.40 is: 148,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,004.40 : 528,006.60 = 99,284.40 : x
  2. Step 2: Convert to fraction form
    352,004.40/528,006.60 = 99,284.40/x
  3. Step 3: Cross multiply
    352,004.40x = 528,006.60 × 99,284.40
  4. Step 4: Simplify right side
    352,004.40x = 52,422,818,477.04
  5. Step 5: Solve for x
    x = 52,422,818,477.04/352,004.40
  6. Step 6: Final answer
    x = 148,926.60

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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.