Home / 549,927.70-824,235.45-493,503.10

Finding the Fourth Proportional to 549,927.70, 824,235.45 and 493,503.10

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Solution

The fourth proportional to 549,927.70, 824,235.45 and 493,503.10 is: 739,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,927.70 : 824,235.45 = 493,503.10 : x
  2. Step 2: Convert to fraction form
    549,927.70/824,235.45 = 493,503.10/x
  3. Step 3: Cross multiply
    549,927.70x = 824,235.45 × 493,503.10
  4. Step 4: Simplify right side
    549,927.70x = 406,762,749,704.90
  5. Step 5: Solve for x
    x = 406,762,749,704.90/549,927.70
  6. Step 6: Final answer
    x = 739,665.87

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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.