Home / 890,716.50-1,230,210.29-586,152.55

Finding the Fourth Proportional to 890,716.50, 1,230,210.29 and 586,152.55

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Solution

The fourth proportional to 890,716.50, 1,230,210.29 and 586,152.55 is: 809,562.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,716.50 : 1,230,210.29 = 586,152.55 : x
  2. Step 2: Convert to fraction form
    890,716.50/1,230,210.29 = 586,152.55/x
  3. Step 3: Cross multiply
    890,716.50x = 1,230,210.29 × 586,152.55
  4. Step 4: Simplify right side
    890,716.50x = 721,090,898,519.74
  5. Step 5: Solve for x
    x = 721,090,898,519.74/890,716.50
  6. Step 6: Final answer
    x = 809,562.75

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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.