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Finding the Fourth Proportional to 363,031.80, 544,547.70 and 195,070.20

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Solution

The fourth proportional to 363,031.80, 544,547.70 and 195,070.20 is: 292,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,031.80 : 544,547.70 = 195,070.20 : x
  2. Step 2: Convert to fraction form
    363,031.80/544,547.70 = 195,070.20/x
  3. Step 3: Cross multiply
    363,031.80x = 544,547.70 × 195,070.20
  4. Step 4: Simplify right side
    363,031.80x = 106,225,028,748.54
  5. Step 5: Solve for x
    x = 106,225,028,748.54/363,031.80
  6. Step 6: Final answer
    x = 292,605.30

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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.