Home / 671,036.16-926,060.40-416,469.36

Finding the Fourth Proportional to 671,036.16, 926,060.40 and 416,469.36

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Solution

The fourth proportional to 671,036.16, 926,060.40 and 416,469.36 is: 574,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,036.16 : 926,060.40 = 416,469.36 : x
  2. Step 2: Convert to fraction form
    671,036.16/926,060.40 = 416,469.36/x
  3. Step 3: Cross multiply
    671,036.16x = 926,060.40 × 416,469.36
  4. Step 4: Simplify right side
    671,036.16x = 385,675,782,109.34
  5. Step 5: Solve for x
    x = 385,675,782,109.34/671,036.16
  6. Step 6: Final answer
    x = 574,746.65

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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.