Home / 696,093.20-1,044,139.80-610,384.40

Finding the Fourth Proportional to 696,093.20, 1,044,139.80 and 610,384.40

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Solution

The fourth proportional to 696,093.20, 1,044,139.80 and 610,384.40 is: 915,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,093.20 : 1,044,139.80 = 610,384.40 : x
  2. Step 2: Convert to fraction form
    696,093.20/1,044,139.80 = 610,384.40/x
  3. Step 3: Cross multiply
    696,093.20x = 1,044,139.80 × 610,384.40
  4. Step 4: Simplify right side
    696,093.20x = 637,326,645,339.12
  5. Step 5: Solve for x
    x = 637,326,645,339.12/696,093.20
  6. Step 6: Final answer
    x = 915,576.60

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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.