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Finding the Fourth Proportional to 425,239.55, 586,802.73 and 234,252.95

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Solution

The fourth proportional to 425,239.55, 586,802.73 and 234,252.95 is: 323,253.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,239.55 : 586,802.73 = 234,252.95 : x
  2. Step 2: Convert to fraction form
    425,239.55/586,802.73 = 234,252.95/x
  3. Step 3: Cross multiply
    425,239.55x = 586,802.73 × 234,252.95
  4. Step 4: Simplify right side
    425,239.55x = 137,460,267,197.32
  5. Step 5: Solve for x
    x = 137,460,267,197.32/425,239.55
  6. Step 6: Final answer
    x = 323,253.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.