Home / 985,193.78-1,359,566.70-532,484.78

Finding the Fourth Proportional to 985,193.78, 1,359,566.70 and 532,484.78

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Solution

The fourth proportional to 985,193.78, 1,359,566.70 and 532,484.78 is: 734,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,193.78 : 1,359,566.70 = 532,484.78 : x
  2. Step 2: Convert to fraction form
    985,193.78/1,359,566.70 = 532,484.78/x
  3. Step 3: Cross multiply
    985,193.78x = 1,359,566.70 × 532,484.78
  4. Step 4: Simplify right side
    985,193.78x = 723,948,575,144.83
  5. Step 5: Solve for x
    x = 723,948,575,144.83/985,193.78
  6. Step 6: Final answer
    x = 734,828.61

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Double scale
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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.