Home / 866,015.04-1,195,156.80-484,057.92

Finding the Fourth Proportional to 866,015.04, 1,195,156.80 and 484,057.92

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Solution

The fourth proportional to 866,015.04, 1,195,156.80 and 484,057.92 is: 668,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,015.04 : 1,195,156.80 = 484,057.92 : x
  2. Step 2: Convert to fraction form
    866,015.04/1,195,156.80 = 484,057.92/x
  3. Step 3: Cross multiply
    866,015.04x = 1,195,156.80 × 484,057.92
  4. Step 4: Simplify right side
    866,015.04x = 578,525,114,681.86
  5. Step 5: Solve for x
    x = 578,525,114,681.86/866,015.04
  6. Step 6: Final answer
    x = 668,031.26

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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.