Home / 938,499.16-1,295,139.04-551,330.90

Finding the Fourth Proportional to 938,499.16, 1,295,139.04 and 551,330.90

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Solution

The fourth proportional to 938,499.16, 1,295,139.04 and 551,330.90 is: 760,842.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,499.16 : 1,295,139.04 = 551,330.90 : x
  2. Step 2: Convert to fraction form
    938,499.16/1,295,139.04 = 551,330.90/x
  3. Step 3: Cross multiply
    938,499.16x = 1,295,139.04 × 551,330.90
  4. Step 4: Simplify right side
    938,499.16x = 714,050,163,315.99
  5. Step 5: Solve for x
    x = 714,050,163,315.99/938,499.16
  6. Step 6: Final answer
    x = 760,842.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.