Home / 859,059.60-1,186,095.28-536,914.48

Finding the Fourth Proportional to 859,059.60, 1,186,095.28 and 536,914.48

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Solution

The fourth proportional to 859,059.60, 1,186,095.28 and 536,914.48 is: 741,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,059.60 : 1,186,095.28 = 536,914.48 : x
  2. Step 2: Convert to fraction form
    859,059.60/1,186,095.28 = 536,914.48/x
  3. Step 3: Cross multiply
    859,059.60x = 1,186,095.28 × 536,914.48
  4. Step 4: Simplify right side
    859,059.60x = 636,831,730,491.65
  5. Step 5: Solve for x
    x = 636,831,730,491.65/859,059.60
  6. Step 6: Final answer
    x = 741,312.63

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1.5x scale

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.