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Finding the Fourth Proportional to 1,114,875,581.02, 1,672,205,311.59 and 338,528,066.02

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Solution

The fourth proportional to 1,114,875,581.02, 1,672,205,311.59 and 338,528,066.02 is: 507,759,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,875,581.02 : 1,672,205,311.59 = 338,528,066.02 : x
  2. Step 2: Convert to fraction form
    1,114,875,581.02/1,672,205,311.59 = 338,528,066.02/x
  3. Step 3: Cross multiply
    1,114,875,581.02x = 1,672,205,311.59 × 338,528,066.02
  4. Step 4: Simplify right side
    1,114,875,581.02x = 566,088,430,120,934,144
  5. Step 5: Solve for x
    x = 566,088,430,120,934,144/1,114,875,581.02
  6. Step 6: Final answer
    x = 507,759,287.01

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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.