Home / 906,389.16-1,250,837.04-498,511.65

Finding the Fourth Proportional to 906,389.16, 1,250,837.04 and 498,511.65

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Solution

The fourth proportional to 906,389.16, 1,250,837.04 and 498,511.65 is: 687,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,389.16 : 1,250,837.04 = 498,511.65 : x
  2. Step 2: Convert to fraction form
    906,389.16/1,250,837.04 = 498,511.65/x
  3. Step 3: Cross multiply
    906,389.16x = 1,250,837.04 × 498,511.65
  4. Step 4: Simplify right side
    906,389.16x = 623,556,836,691.52
  5. Step 5: Solve for x
    x = 623,556,836,691.52/906,389.16
  6. Step 6: Final answer
    x = 687,957.08

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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.