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Finding the Fourth Proportional to 524,143.32, 786,085.12 and 224,589.93

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Solution

The fourth proportional to 524,143.32, 786,085.12 and 224,589.93 is: 336,829.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,143.32 : 786,085.12 = 224,589.93 : x
  2. Step 2: Convert to fraction form
    524,143.32/786,085.12 = 224,589.93/x
  3. Step 3: Cross multiply
    524,143.32x = 786,085.12 × 224,589.93
  4. Step 4: Simplify right side
    524,143.32x = 176,546,799,407.76
  5. Step 5: Solve for x
    x = 176,546,799,407.76/524,143.32
  6. Step 6: Final answer
    x = 336,829.25

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Double scale
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Similar ratio
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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.