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Finding the Fourth Proportional to 23,668,659.60, 35,502,989.40 and 19,413,632.40

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Solution

The fourth proportional to 23,668,659.60, 35,502,989.40 and 19,413,632.40 is: 29,120,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,668,659.60 : 35,502,989.40 = 19,413,632.40 : x
  2. Step 2: Convert to fraction form
    23,668,659.60/35,502,989.40 = 19,413,632.40/x
  3. Step 3: Cross multiply
    23,668,659.60x = 35,502,989.40 × 19,413,632.40
  4. Step 4: Simplify right side
    23,668,659.60x = 689,241,985,312,696.50
  5. Step 5: Solve for x
    x = 689,241,985,312,696.50/23,668,659.60
  6. Step 6: Final answer
    x = 29,120,448.60

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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.