Home / 955,291.40-1,318,302.07-525,562.30

Finding the Fourth Proportional to 955,291.40, 1,318,302.07 and 525,562.30

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Solution

The fourth proportional to 955,291.40, 1,318,302.07 and 525,562.30 is: 725,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,291.40 : 1,318,302.07 = 525,562.30 : x
  2. Step 2: Convert to fraction form
    955,291.40/1,318,302.07 = 525,562.30/x
  3. Step 3: Cross multiply
    955,291.40x = 1,318,302.07 × 525,562.30
  4. Step 4: Simplify right side
    955,291.40x = 692,849,868,003.96
  5. Step 5: Solve for x
    x = 692,849,868,003.96/955,291.40
  6. Step 6: Final answer
    x = 725,275.94

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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.