Home / 807,575.60-1,211,363.40-524,140.40

Finding the Fourth Proportional to 807,575.60, 1,211,363.40 and 524,140.40

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Solution

The fourth proportional to 807,575.60, 1,211,363.40 and 524,140.40 is: 786,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,575.60 : 1,211,363.40 = 524,140.40 : x
  2. Step 2: Convert to fraction form
    807,575.60/1,211,363.40 = 524,140.40/x
  3. Step 3: Cross multiply
    807,575.60x = 1,211,363.40 × 524,140.40
  4. Step 4: Simplify right side
    807,575.60x = 634,924,497,021.36
  5. Step 5: Solve for x
    x = 634,924,497,021.36/807,575.60
  6. Step 6: Final answer
    x = 786,210.60

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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.