Home / 549,821.80-824,732.70-473,714.20

Finding the Fourth Proportional to 549,821.80, 824,732.70 and 473,714.20

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Solution

The fourth proportional to 549,821.80, 824,732.70 and 473,714.20 is: 710,571.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,821.80 : 824,732.70 = 473,714.20 : x
  2. Step 2: Convert to fraction form
    549,821.80/824,732.70 = 473,714.20/x
  3. Step 3: Cross multiply
    549,821.80x = 824,732.70 × 473,714.20
  4. Step 4: Simplify right side
    549,821.80x = 390,687,591,194.34
  5. Step 5: Solve for x
    x = 390,687,591,194.34/549,821.80
  6. Step 6: Final answer
    x = 710,571.30

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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.