Home / 974,536.70-1,461,805.05-413,498.30

Finding the Fourth Proportional to 974,536.70, 1,461,805.05 and 413,498.30

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Solution

The fourth proportional to 974,536.70, 1,461,805.05 and 413,498.30 is: 620,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,536.70 : 1,461,805.05 = 413,498.30 : x
  2. Step 2: Convert to fraction form
    974,536.70/1,461,805.05 = 413,498.30/x
  3. Step 3: Cross multiply
    974,536.70x = 1,461,805.05 × 413,498.30
  4. Step 4: Simplify right side
    974,536.70x = 604,453,903,106.42
  5. Step 5: Solve for x
    x = 604,453,903,106.42/974,536.70
  6. Step 6: Final answer
    x = 620,247.45

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Half scale
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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.