Home / 566,018.38-780,465.27-436,664.62

Finding the Fourth Proportional to 566,018.38, 780,465.27 and 436,664.62

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Solution

The fourth proportional to 566,018.38, 780,465.27 and 436,664.62 is: 602,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,018.38 : 780,465.27 = 436,664.62 : x
  2. Step 2: Convert to fraction form
    566,018.38/780,465.27 = 436,664.62/x
  3. Step 3: Cross multiply
    566,018.38x = 780,465.27 × 436,664.62
  4. Step 4: Simplify right side
    566,018.38x = 340,801,570,547.75
  5. Step 5: Solve for x
    x = 340,801,570,547.75/566,018.38
  6. Step 6: Final answer
    x = 602,103.36

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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.