Home / 525,848.20-788,772.30-336,891.40

Finding the Fourth Proportional to 525,848.20, 788,772.30 and 336,891.40

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Solution

The fourth proportional to 525,848.20, 788,772.30 and 336,891.40 is: 505,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,848.20 : 788,772.30 = 336,891.40 : x
  2. Step 2: Convert to fraction form
    525,848.20/788,772.30 = 336,891.40/x
  3. Step 3: Cross multiply
    525,848.20x = 788,772.30 × 336,891.40
  4. Step 4: Simplify right side
    525,848.20x = 265,730,604,428.22
  5. Step 5: Solve for x
    x = 265,730,604,428.22/525,848.20
  6. Step 6: Final answer
    x = 505,337.10

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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.