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Finding the Fourth Proportional to 614,308,959.40, 921,463,439.10 and 597,302,847.40

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Solution

The fourth proportional to 614,308,959.40, 921,463,439.10 and 597,302,847.40 is: 895,954,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,308,959.40 : 921,463,439.10 = 597,302,847.40 : x
  2. Step 2: Convert to fraction form
    614,308,959.40/921,463,439.10 = 597,302,847.40/x
  3. Step 3: Cross multiply
    614,308,959.40x = 921,463,439.10 × 597,302,847.40
  4. Step 4: Simplify right side
    614,308,959.40x = 550,392,735,949,426,496
  5. Step 5: Solve for x
    x = 550,392,735,949,426,496/614,308,959.40
  6. Step 6: Final answer
    x = 895,954,271.10

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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.