Home / 927,636.33-1,390,984.29-328,513.14

Finding the Fourth Proportional to 927,636.33, 1,390,984.29 and 328,513.14

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Solution

The fourth proportional to 927,636.33, 1,390,984.29 and 328,513.14 is: 492,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,636.33 : 1,390,984.29 = 328,513.14 : x
  2. Step 2: Convert to fraction form
    927,636.33/1,390,984.29 = 328,513.14/x
  3. Step 3: Cross multiply
    927,636.33x = 1,390,984.29 × 328,513.14
  4. Step 4: Simplify right side
    927,636.33x = 456,956,616,798.57
  5. Step 5: Solve for x
    x = 456,956,616,798.57/927,636.33
  6. Step 6: Final answer
    x = 492,603.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.