Home / 955,274.79-1,318,279.15-525,545.70

Finding the Fourth Proportional to 955,274.79, 1,318,279.15 and 525,545.70

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Solution

The fourth proportional to 955,274.79, 1,318,279.15 and 525,545.70 is: 725,253.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,274.79 : 1,318,279.15 = 525,545.70 : x
  2. Step 2: Convert to fraction form
    955,274.79/1,318,279.15 = 525,545.70/x
  3. Step 3: Cross multiply
    955,274.79x = 1,318,279.15 × 525,545.70
  4. Step 4: Simplify right side
    955,274.79x = 692,815,938,682.16
  5. Step 5: Solve for x
    x = 692,815,938,682.16/955,274.79
  6. Step 6: Final answer
    x = 725,253.03

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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.