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Finding the Fourth Proportional to 1,786,359,302.61, 2,679,093,459.59 and 525,572,539.94

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Solution

The fourth proportional to 1,786,359,302.61, 2,679,093,459.59 and 525,572,539.94 is: 788,227,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,359,302.61 : 2,679,093,459.59 = 525,572,539.94 : x
  2. Step 2: Convert to fraction form
    1,786,359,302.61/2,679,093,459.59 = 525,572,539.94/x
  3. Step 3: Cross multiply
    1,786,359,302.61x = 2,679,093,459.59 × 525,572,539.94
  4. Step 4: Simplify right side
    1,786,359,302.61x = 1,408,057,954,277,334,784
  5. Step 5: Solve for x
    x = 1,408,057,954,277,334,784/1,786,359,302.61
  6. Step 6: Final answer
    x = 788,227,739.08

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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.