Home / 778,948.29-1,161,877.82-707,192.82

Finding the Fourth Proportional to 778,948.29, 1,161,877.82 and 707,192.82

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Solution

The fourth proportional to 778,948.29, 1,161,877.82 and 707,192.82 is: 1,054,847.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,948.29 : 1,161,877.82 = 707,192.82 : x
  2. Step 2: Convert to fraction form
    778,948.29/1,161,877.82 = 707,192.82/x
  3. Step 3: Cross multiply
    778,948.29x = 1,161,877.82 × 707,192.82
  4. Step 4: Simplify right side
    778,948.29x = 821,671,648,485.29
  5. Step 5: Solve for x
    x = 821,671,648,485.29/778,948.29
  6. Step 6: Final answer
    x = 1,054,847.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.