Home / 914,359.08-1,262,432.04-570,718.46

Finding the Fourth Proportional to 914,359.08, 1,262,432.04 and 570,718.46

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Solution

The fourth proportional to 914,359.08, 1,262,432.04 and 570,718.46 is: 787,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,359.08 : 1,262,432.04 = 570,718.46 : x
  2. Step 2: Convert to fraction form
    914,359.08/1,262,432.04 = 570,718.46/x
  3. Step 3: Cross multiply
    914,359.08x = 1,262,432.04 × 570,718.46
  4. Step 4: Simplify right side
    914,359.08x = 720,493,269,723.46
  5. Step 5: Solve for x
    x = 720,493,269,723.46/914,359.08
  6. Step 6: Final answer
    x = 787,976.28

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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.