Home / 714,941.36-986,955.36-413,077.04

Finding the Fourth Proportional to 714,941.36, 986,955.36 and 413,077.04

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Solution

The fourth proportional to 714,941.36, 986,955.36 and 413,077.04 is: 570,240.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,941.36 : 986,955.36 = 413,077.04 : x
  2. Step 2: Convert to fraction form
    714,941.36/986,955.36 = 413,077.04/x
  3. Step 3: Cross multiply
    714,941.36x = 986,955.36 × 413,077.04
  4. Step 4: Simplify right side
    714,941.36x = 407,688,598,720.93
  5. Step 5: Solve for x
    x = 407,688,598,720.93/714,941.36
  6. Step 6: Final answer
    x = 570,240.61

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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.