Home / 859,802.85-1,186,528.50-477,829.53

Finding the Fourth Proportional to 859,802.85, 1,186,528.50 and 477,829.53

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Solution

The fourth proportional to 859,802.85, 1,186,528.50 and 477,829.53 is: 659,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,802.85 : 1,186,528.50 = 477,829.53 : x
  2. Step 2: Convert to fraction form
    859,802.85/1,186,528.50 = 477,829.53/x
  3. Step 3: Cross multiply
    859,802.85x = 1,186,528.50 × 477,829.53
  4. Step 4: Simplify right side
    859,802.85x = 566,958,355,486.61
  5. Step 5: Solve for x
    x = 566,958,355,486.61/859,802.85
  6. Step 6: Final answer
    x = 659,405.07

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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.