Home / 749,610.70-1,124,416.05-497,668.30

Finding the Fourth Proportional to 749,610.70, 1,124,416.05 and 497,668.30

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Solution

The fourth proportional to 749,610.70, 1,124,416.05 and 497,668.30 is: 746,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,610.70 : 1,124,416.05 = 497,668.30 : x
  2. Step 2: Convert to fraction form
    749,610.70/1,124,416.05 = 497,668.30/x
  3. Step 3: Cross multiply
    749,610.70x = 1,124,416.05 × 497,668.30
  4. Step 4: Simplify right side
    749,610.70x = 559,586,224,096.22
  5. Step 5: Solve for x
    x = 559,586,224,096.22/749,610.70
  6. Step 6: Final answer
    x = 746,502.45

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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.