Home / 738,547.93-1,108,008.51-206,068.63

Finding the Fourth Proportional to 738,547.93, 1,108,008.51 and 206,068.63

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Solution

The fourth proportional to 738,547.93, 1,108,008.51 and 206,068.63 is: 309,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,547.93 : 1,108,008.51 = 206,068.63 : x
  2. Step 2: Convert to fraction form
    738,547.93/1,108,008.51 = 206,068.63/x
  3. Step 3: Cross multiply
    738,547.93x = 1,108,008.51 × 206,068.63
  4. Step 4: Simplify right side
    738,547.93x = 228,325,789,113.66
  5. Step 5: Solve for x
    x = 228,325,789,113.66/738,547.93
  6. Step 6: Final answer
    x = 309,155.01

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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.