Home / 907,267.80-1,251,948.24-525,320.40

Finding the Fourth Proportional to 907,267.80, 1,251,948.24 and 525,320.40

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Solution

The fourth proportional to 907,267.80, 1,251,948.24 and 525,320.40 is: 724,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,267.80 : 1,251,948.24 = 525,320.40 : x
  2. Step 2: Convert to fraction form
    907,267.80/1,251,948.24 = 525,320.40/x
  3. Step 3: Cross multiply
    907,267.80x = 1,251,948.24 × 525,320.40
  4. Step 4: Simplify right side
    907,267.80x = 657,673,950,216.10
  5. Step 5: Solve for x
    x = 657,673,950,216.10/907,267.80
  6. Step 6: Final answer
    x = 724,895.06

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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.