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Finding the Fourth Proportional to 386,166,273.60, 579,249,410.40 and 386,166,273.60

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Solution

The fourth proportional to 386,166,273.60, 579,249,410.40 and 386,166,273.60 is: 579,249,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,166,273.60 : 579,249,410.40 = 386,166,273.60 : x
  2. Step 2: Convert to fraction form
    386,166,273.60/579,249,410.40 = 386,166,273.60/x
  3. Step 3: Cross multiply
    386,166,273.60x = 579,249,410.40 × 386,166,273.60
  4. Step 4: Simplify right side
    386,166,273.60x = 223,686,586,299,165,088
  5. Step 5: Solve for x
    x = 223,686,586,299,165,088/386,166,273.60
  6. Step 6: Final answer
    x = 579,249,410.40

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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.