Home / 715,512.83-1,071,497.76-525,522.67

Finding the Fourth Proportional to 715,512.83, 1,071,497.76 and 525,522.67

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Solution

The fourth proportional to 715,512.83, 1,071,497.76 and 525,522.67 is: 786,982.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,512.83 : 1,071,497.76 = 525,522.67 : x
  2. Step 2: Convert to fraction form
    715,512.83/1,071,497.76 = 525,522.67/x
  3. Step 3: Cross multiply
    715,512.83x = 1,071,497.76 × 525,522.67
  4. Step 4: Simplify right side
    715,512.83x = 563,096,363,734.22
  5. Step 5: Solve for x
    x = 563,096,363,734.22/715,512.83
  6. Step 6: Final answer
    x = 786,982.91

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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.