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Finding the Fourth Proportional to 532,080,671.60, 798,121,007.40 and 350,532,844.40

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Solution

The fourth proportional to 532,080,671.60, 798,121,007.40 and 350,532,844.40 is: 525,799,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,080,671.60 : 798,121,007.40 = 350,532,844.40 : x
  2. Step 2: Convert to fraction form
    532,080,671.60/798,121,007.40 = 350,532,844.40/x
  3. Step 3: Cross multiply
    532,080,671.60x = 798,121,007.40 × 350,532,844.40
  4. Step 4: Simplify right side
    532,080,671.60x = 279,767,626,899,315,424
  5. Step 5: Solve for x
    x = 279,767,626,899,315,424/532,080,671.60
  6. Step 6: Final answer
    x = 525,799,266.60

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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.