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Finding the Fourth Proportional to 592,878.80, 889,342.80 and 172,154.67

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Solution

The fourth proportional to 592,878.80, 889,342.80 and 172,154.67 is: 258,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,878.80 : 889,342.80 = 172,154.67 : x
  2. Step 2: Convert to fraction form
    592,878.80/889,342.80 = 172,154.67/x
  3. Step 3: Cross multiply
    592,878.80x = 889,342.80 × 172,154.67
  4. Step 4: Simplify right side
    592,878.80x = 153,104,518,241.19
  5. Step 5: Solve for x
    x = 153,104,518,241.19/592,878.80
  6. Step 6: Final answer
    x = 258,239.15

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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.