Home / 434,006.70-651,010.05-153,552.30

Finding the Fourth Proportional to 434,006.70, 651,010.05 and 153,552.30

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Solution

The fourth proportional to 434,006.70, 651,010.05 and 153,552.30 is: 230,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,006.70 : 651,010.05 = 153,552.30 : x
  2. Step 2: Convert to fraction form
    434,006.70/651,010.05 = 153,552.30/x
  3. Step 3: Cross multiply
    434,006.70x = 651,010.05 × 153,552.30
  4. Step 4: Simplify right side
    434,006.70x = 99,964,090,500.62
  5. Step 5: Solve for x
    x = 99,964,090,500.62/434,006.70
  6. Step 6: Final answer
    x = 230,328.45

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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.