Home / 697,702.08-962,554.10-403,157.18

Finding the Fourth Proportional to 697,702.08, 962,554.10 and 403,157.18

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Solution

The fourth proportional to 697,702.08, 962,554.10 and 403,157.18 is: 556,198.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,702.08 : 962,554.10 = 403,157.18 : x
  2. Step 2: Convert to fraction form
    697,702.08/962,554.10 = 403,157.18/x
  3. Step 3: Cross multiply
    697,702.08x = 962,554.10 × 403,157.18
  4. Step 4: Simplify right side
    697,702.08x = 388,060,596,944.04
  5. Step 5: Solve for x
    x = 388,060,596,944.04/697,702.08
  6. Step 6: Final answer
    x = 556,198.14

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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.