Home / 763,841.52-1,145,754.95-464,404.77

Finding the Fourth Proportional to 763,841.52, 1,145,754.95 and 464,404.77

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Solution

The fourth proportional to 763,841.52, 1,145,754.95 and 464,404.77 is: 696,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,841.52 : 1,145,754.95 = 464,404.77 : x
  2. Step 2: Convert to fraction form
    763,841.52/1,145,754.95 = 464,404.77/x
  3. Step 3: Cross multiply
    763,841.52x = 1,145,754.95 × 464,404.77
  4. Step 4: Simplify right side
    763,841.52x = 532,094,061,709.09
  5. Step 5: Solve for x
    x = 532,094,061,709.09/763,841.52
  6. Step 6: Final answer
    x = 696,602.70

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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.