Home / 927,995.04-1,280,723.04-520,166.16

Finding the Fourth Proportional to 927,995.04, 1,280,723.04 and 520,166.16

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Solution

The fourth proportional to 927,995.04, 1,280,723.04 and 520,166.16 is: 717,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,995.04 : 1,280,723.04 = 520,166.16 : x
  2. Step 2: Convert to fraction form
    927,995.04/1,280,723.04 = 520,166.16/x
  3. Step 3: Cross multiply
    927,995.04x = 1,280,723.04 × 520,166.16
  4. Step 4: Simplify right side
    927,995.04x = 666,188,785,740.33
  5. Step 5: Solve for x
    x = 666,188,785,740.33/927,995.04
  6. Step 6: Final answer
    x = 717,879.68

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Double scale
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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.