Home / 698,328.54-962,848.01-543,324.92

Finding the Fourth Proportional to 698,328.54, 962,848.01 and 543,324.92

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Solution

The fourth proportional to 698,328.54, 962,848.01 and 543,324.92 is: 749,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,328.54 : 962,848.01 = 543,324.92 : x
  2. Step 2: Convert to fraction form
    698,328.54/962,848.01 = 543,324.92/x
  3. Step 3: Cross multiply
    698,328.54x = 962,848.01 × 543,324.92
  4. Step 4: Simplify right side
    698,328.54x = 523,139,314,549.48
  5. Step 5: Solve for x
    x = 523,139,314,549.48/698,328.54
  6. Step 6: Final answer
    x = 749,130.65

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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.