Home / 916,337.52-1,373,953.68-410,806.92

Finding the Fourth Proportional to 916,337.52, 1,373,953.68 and 410,806.92

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Solution

The fourth proportional to 916,337.52, 1,373,953.68 and 410,806.92 is: 615,962.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,337.52 : 1,373,953.68 = 410,806.92 : x
  2. Step 2: Convert to fraction form
    916,337.52/1,373,953.68 = 410,806.92/x
  3. Step 3: Cross multiply
    916,337.52x = 1,373,953.68 × 410,806.92
  4. Step 4: Simplify right side
    916,337.52x = 564,429,679,503.47
  5. Step 5: Solve for x
    x = 564,429,679,503.47/916,337.52
  6. Step 6: Final answer
    x = 615,962.64

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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.