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Finding the Fourth Proportional to 1,114,875,582.02, 1,672,205,313.09 and 338,528,067.02

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Solution

The fourth proportional to 1,114,875,582.02, 1,672,205,313.09 and 338,528,067.02 is: 507,759,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,875,582.02 : 1,672,205,313.09 = 338,528,067.02 : x
  2. Step 2: Convert to fraction form
    1,114,875,582.02/1,672,205,313.09 = 338,528,067.02/x
  3. Step 3: Cross multiply
    1,114,875,582.02x = 1,672,205,313.09 × 338,528,067.02
  4. Step 4: Simplify right side
    1,114,875,582.02x = 566,088,432,300,931,520
  5. Step 5: Solve for x
    x = 566,088,432,300,931,520/1,114,875,582.02
  6. Step 6: Final answer
    x = 507,759,288.51

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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.