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Finding the Fourth Proportional to 608,352,057.60, 912,528,086.40 and 586,852,972.80

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Solution

The fourth proportional to 608,352,057.60, 912,528,086.40 and 586,852,972.80 is: 880,279,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,352,057.60 : 912,528,086.40 = 586,852,972.80 : x
  2. Step 2: Convert to fraction form
    608,352,057.60/912,528,086.40 = 586,852,972.80/x
  3. Step 3: Cross multiply
    608,352,057.60x = 912,528,086.40 × 586,852,972.80
  4. Step 4: Simplify right side
    608,352,057.60x = 535,519,820,267,335,168
  5. Step 5: Solve for x
    x = 535,519,820,267,335,168/608,352,057.60
  6. Step 6: Final answer
    x = 880,279,459.20

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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.