Home / 705,297.64-973,307.70-383,005.08

Finding the Fourth Proportional to 705,297.64, 973,307.70 and 383,005.08

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Solution

The fourth proportional to 705,297.64, 973,307.70 and 383,005.08 is: 528,545.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,297.64 : 973,307.70 = 383,005.08 : x
  2. Step 2: Convert to fraction form
    705,297.64/973,307.70 = 383,005.08/x
  3. Step 3: Cross multiply
    705,297.64x = 973,307.70 × 383,005.08
  4. Step 4: Simplify right side
    705,297.64x = 372,781,793,503.12
  5. Step 5: Solve for x
    x = 372,781,793,503.12/705,297.64
  6. Step 6: Final answer
    x = 528,545.36

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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.