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Finding the Fourth Proportional to 556,929,545.54, 767,794,804.18 and 444,281,375.26

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Solution

The fourth proportional to 556,929,545.54, 767,794,804.18 and 444,281,375.26 is: 612,495,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,929,545.54 : 767,794,804.18 = 444,281,375.26 : x
  2. Step 2: Convert to fraction form
    556,929,545.54/767,794,804.18 = 444,281,375.26/x
  3. Step 3: Cross multiply
    556,929,545.54x = 767,794,804.18 × 444,281,375.26
  4. Step 4: Simplify right side
    556,929,545.54x = 341,116,931,521,081,600
  5. Step 5: Solve for x
    x = 341,116,931,521,081,600/556,929,545.54
  6. Step 6: Final answer
    x = 612,495,663.51

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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.