Home / 679,111.70-1,018,851.62-604,748.23

Finding the Fourth Proportional to 679,111.70, 1,018,851.62 and 604,748.23

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Solution

The fourth proportional to 679,111.70, 1,018,851.62 and 604,748.23 is: 907,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,111.70 : 1,018,851.62 = 604,748.23 : x
  2. Step 2: Convert to fraction form
    679,111.70/1,018,851.62 = 604,748.23/x
  3. Step 3: Cross multiply
    679,111.70x = 1,018,851.62 × 604,748.23
  4. Step 4: Simplify right side
    679,111.70x = 616,148,708,256.76
  5. Step 5: Solve for x
    x = 616,148,708,256.76/679,111.70
  6. Step 6: Final answer
    x = 907,286.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.