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Finding the Fourth Proportional to 556,325.18, 834,637.56 and 286,306.22

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Solution

The fourth proportional to 556,325.18, 834,637.56 and 286,306.22 is: 429,536.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,325.18 : 834,637.56 = 286,306.22 : x
  2. Step 2: Convert to fraction form
    556,325.18/834,637.56 = 286,306.22/x
  3. Step 3: Cross multiply
    556,325.18x = 834,637.56 × 286,306.22
  4. Step 4: Simplify right side
    556,325.18x = 238,961,924,873.62
  5. Step 5: Solve for x
    x = 238,961,924,873.62/556,325.18
  6. Step 6: Final answer
    x = 429,536.42

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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.