Home / 719,340.10-992,626.44-460,760.86

Finding the Fourth Proportional to 719,340.10, 992,626.44 and 460,760.86

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Solution

The fourth proportional to 719,340.10, 992,626.44 and 460,760.86 is: 635,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,340.10 : 992,626.44 = 460,760.86 : x
  2. Step 2: Convert to fraction form
    719,340.10/992,626.44 = 460,760.86/x
  3. Step 3: Cross multiply
    719,340.10x = 992,626.44 × 460,760.86
  4. Step 4: Simplify right side
    719,340.10x = 457,363,412,153.14
  5. Step 5: Solve for x
    x = 457,363,412,153.14/719,340.10
  6. Step 6: Final answer
    x = 635,809.70

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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.