Home / 993,838.48-1,371,503.48-564,125.78

Finding the Fourth Proportional to 993,838.48, 1,371,503.48 and 564,125.78

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Solution

The fourth proportional to 993,838.48, 1,371,503.48 and 564,125.78 is: 778,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,838.48 : 1,371,503.48 = 564,125.78 : x
  2. Step 2: Convert to fraction form
    993,838.48/1,371,503.48 = 564,125.78/x
  3. Step 3: Cross multiply
    993,838.48x = 1,371,503.48 × 564,125.78
  4. Step 4: Simplify right side
    993,838.48x = 773,700,471,035.84
  5. Step 5: Solve for x
    x = 773,700,471,035.84/993,838.48
  6. Step 6: Final answer
    x = 778,497.20

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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.