Home / 313,864.16-433,127.43-170,627.81

Finding the Fourth Proportional to 313,864.16, 433,127.43 and 170,627.81

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Solution

The fourth proportional to 313,864.16, 433,127.43 and 170,627.81 is: 235,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,864.16 : 433,127.43 = 170,627.81 : x
  2. Step 2: Convert to fraction form
    313,864.16/433,127.43 = 170,627.81/x
  3. Step 3: Cross multiply
    313,864.16x = 433,127.43 × 170,627.81
  4. Step 4: Simplify right side
    313,864.16x = 73,903,585,914.65
  5. Step 5: Solve for x
    x = 73,903,585,914.65/313,864.16
  6. Step 6: Final answer
    x = 235,463.60

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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.