Home / 801,701.04-1,106,347.86-439,130.94

Finding the Fourth Proportional to 801,701.04, 1,106,347.86 and 439,130.94

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Solution

The fourth proportional to 801,701.04, 1,106,347.86 and 439,130.94 is: 606,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,701.04 : 1,106,347.86 = 439,130.94 : x
  2. Step 2: Convert to fraction form
    801,701.04/1,106,347.86 = 439,130.94/x
  3. Step 3: Cross multiply
    801,701.04x = 1,106,347.86 × 439,130.94
  4. Step 4: Simplify right side
    801,701.04x = 485,831,575,728.79
  5. Step 5: Solve for x
    x = 485,831,575,728.79/801,701.04
  6. Step 6: Final answer
    x = 606,000.93

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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.