Home / 917,552.80-1,376,329.20-634,117.60

Finding the Fourth Proportional to 917,552.80, 1,376,329.20 and 634,117.60

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Solution

The fourth proportional to 917,552.80, 1,376,329.20 and 634,117.60 is: 951,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,552.80 : 1,376,329.20 = 634,117.60 : x
  2. Step 2: Convert to fraction form
    917,552.80/1,376,329.20 = 634,117.60/x
  3. Step 3: Cross multiply
    917,552.80x = 1,376,329.20 × 634,117.60
  4. Step 4: Simplify right side
    917,552.80x = 872,754,569,113.92
  5. Step 5: Solve for x
    x = 872,754,569,113.92/917,552.80
  6. Step 6: Final answer
    x = 951,176.40

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Similar ratio
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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.