Home / 593,592.16-819,155.28-321,661.12

Finding the Fourth Proportional to 593,592.16, 819,155.28 and 321,661.12

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Solution

The fourth proportional to 593,592.16, 819,155.28 and 321,661.12 is: 443,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,592.16 : 819,155.28 = 321,661.12 : x
  2. Step 2: Convert to fraction form
    593,592.16/819,155.28 = 321,661.12/x
  3. Step 3: Cross multiply
    593,592.16x = 819,155.28 × 321,661.12
  4. Step 4: Simplify right side
    593,592.16x = 263,490,404,818.71
  5. Step 5: Solve for x
    x = 263,490,404,818.71/593,592.16
  6. Step 6: Final answer
    x = 443,891.32

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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.