Home / 828,570.53-1,143,152.43-675,345.26

Finding the Fourth Proportional to 828,570.53, 1,143,152.43 and 675,345.26

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Solution

The fourth proportional to 828,570.53, 1,143,152.43 and 675,345.26 is: 931,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,570.53 : 1,143,152.43 = 675,345.26 : x
  2. Step 2: Convert to fraction form
    828,570.53/1,143,152.43 = 675,345.26/x
  3. Step 3: Cross multiply
    828,570.53x = 1,143,152.43 × 675,345.26
  4. Step 4: Simplify right side
    828,570.53x = 772,022,569,342.22
  5. Step 5: Solve for x
    x = 772,022,569,342.22/828,570.53
  6. Step 6: Final answer
    x = 931,752.39

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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.