Home / 549,312.60-824,583.30-513,216.60

Finding the Fourth Proportional to 549,312.60, 824,583.30 and 513,216.60

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Solution

The fourth proportional to 549,312.60, 824,583.30 and 513,216.60 is: 770,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,312.60 : 824,583.30 = 513,216.60 : x
  2. Step 2: Convert to fraction form
    549,312.60/824,583.30 = 513,216.60/x
  3. Step 3: Cross multiply
    549,312.60x = 824,583.30 × 513,216.60
  4. Step 4: Simplify right side
    549,312.60x = 423,189,837,642.78
  5. Step 5: Solve for x
    x = 423,189,837,642.78/549,312.60
  6. Step 6: Final answer
    x = 770,398.93

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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.