Home / 894,888.76-1,234,946.64-492,480.76

Finding the Fourth Proportional to 894,888.76, 1,234,946.64 and 492,480.76

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Solution

The fourth proportional to 894,888.76, 1,234,946.64 and 492,480.76 is: 679,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,888.76 : 1,234,946.64 = 492,480.76 : x
  2. Step 2: Convert to fraction form
    894,888.76/1,234,946.64 = 492,480.76/x
  3. Step 3: Cross multiply
    894,888.76x = 1,234,946.64 × 492,480.76
  4. Step 4: Simplify right side
    894,888.76x = 608,187,459,826.65
  5. Step 5: Solve for x
    x = 608,187,459,826.65/894,888.76
  6. Step 6: Final answer
    x = 679,623.53

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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.