Home / 907,897.50-1,252,522.62-540,301.14

Finding the Fourth Proportional to 907,897.50, 1,252,522.62 and 540,301.14

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Solution

The fourth proportional to 907,897.50, 1,252,522.62 and 540,301.14 is: 745,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,897.50 : 1,252,522.62 = 540,301.14 : x
  2. Step 2: Convert to fraction form
    907,897.50/1,252,522.62 = 540,301.14/x
  3. Step 3: Cross multiply
    907,897.50x = 1,252,522.62 × 540,301.14
  4. Step 4: Simplify right side
    907,897.50x = 676,739,399,461.79
  5. Step 5: Solve for x
    x = 676,739,399,461.79/907,897.50
  6. Step 6: Final answer
    x = 745,391.85

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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.