Home / 723,859.34-998,927.08-401,569.46

Finding the Fourth Proportional to 723,859.34, 998,927.08 and 401,569.46

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Solution

The fourth proportional to 723,859.34, 998,927.08 and 401,569.46 is: 554,166.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,859.34 : 998,927.08 = 401,569.46 : x
  2. Step 2: Convert to fraction form
    723,859.34/998,927.08 = 401,569.46/x
  3. Step 3: Cross multiply
    723,859.34x = 998,927.08 × 401,569.46
  4. Step 4: Simplify right side
    723,859.34x = 401,138,608,094.98
  5. Step 5: Solve for x
    x = 401,138,608,094.98/723,859.34
  6. Step 6: Final answer
    x = 554,166.52

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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.