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Finding the Fourth Proportional to 570,506.67, 855,894.96 and 186,253.47

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Solution

The fourth proportional to 570,506.67, 855,894.96 and 186,253.47 is: 279,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,506.67 : 855,894.96 = 186,253.47 : x
  2. Step 2: Convert to fraction form
    570,506.67/855,894.96 = 186,253.47/x
  3. Step 3: Cross multiply
    570,506.67x = 855,894.96 × 186,253.47
  4. Step 4: Simplify right side
    570,506.67x = 159,413,406,255.51
  5. Step 5: Solve for x
    x = 159,413,406,255.51/570,506.67
  6. Step 6: Final answer
    x = 279,424.26

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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.