Home / 562,916.39-776,818.76-304,788.87

Finding the Fourth Proportional to 562,916.39, 776,818.76 and 304,788.87

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Solution

The fourth proportional to 562,916.39, 776,818.76 and 304,788.87 is: 420,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,916.39 : 776,818.76 = 304,788.87 : x
  2. Step 2: Convert to fraction form
    562,916.39/776,818.76 = 304,788.87/x
  3. Step 3: Cross multiply
    562,916.39x = 776,818.76 × 304,788.87
  4. Step 4: Simplify right side
    562,916.39x = 236,765,710,531.26
  5. Step 5: Solve for x
    x = 236,765,710,531.26/562,916.39
  6. Step 6: Final answer
    x = 420,605.47

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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.