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Finding the Fourth Proportional to 576,502,589.86, 795,630,480.33 and 329,020,970.02

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Solution

The fourth proportional to 576,502,589.86, 795,630,480.33 and 329,020,970.02 is: 454,081,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,502,589.86 : 795,630,480.33 = 329,020,970.02 : x
  2. Step 2: Convert to fraction form
    576,502,589.86/795,630,480.33 = 329,020,970.02/x
  3. Step 3: Cross multiply
    576,502,589.86x = 795,630,480.33 × 329,020,970.02
  4. Step 4: Simplify right side
    576,502,589.86x = 261,779,112,415,655,136
  5. Step 5: Solve for x
    x = 261,779,112,415,655,136/576,502,589.86
  6. Step 6: Final answer
    x = 454,081,416.15

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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.