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Finding the Fourth Proportional to 462,222.74, 637,870.58 and 258,282.26

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Solution

The fourth proportional to 462,222.74, 637,870.58 and 258,282.26 is: 356,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,222.74 : 637,870.58 = 258,282.26 : x
  2. Step 2: Convert to fraction form
    462,222.74/637,870.58 = 258,282.26/x
  3. Step 3: Cross multiply
    462,222.74x = 637,870.58 × 258,282.26
  4. Step 4: Simplify right side
    462,222.74x = 164,750,650,509.15
  5. Step 5: Solve for x
    x = 164,750,650,509.15/462,222.74
  6. Step 6: Final answer
    x = 356,431.30

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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.