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Finding the Fourth Proportional to 604,402,184.40, 906,603,276.60 and 195,499,669.20

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Solution

The fourth proportional to 604,402,184.40, 906,603,276.60 and 195,499,669.20 is: 293,249,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,402,184.40 : 906,603,276.60 = 195,499,669.20 : x
  2. Step 2: Convert to fraction form
    604,402,184.40/906,603,276.60 = 195,499,669.20/x
  3. Step 3: Cross multiply
    604,402,184.40x = 906,603,276.60 × 195,499,669.20
  4. Step 4: Simplify right side
    604,402,184.40x = 177,240,640,670,936,096
  5. Step 5: Solve for x
    x = 177,240,640,670,936,096/604,402,184.40
  6. Step 6: Final answer
    x = 293,249,503.80

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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.