Home / 1,020,444.75-1,530,681.84-355,596.75

Finding the Fourth Proportional to 1,020,444.75, 1,530,681.84 and 355,596.75

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Solution

The fourth proportional to 1,020,444.75, 1,530,681.84 and 355,596.75 is: 533,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,444.75 : 1,530,681.84 = 355,596.75 : x
  2. Step 2: Convert to fraction form
    1,020,444.75/1,530,681.84 = 355,596.75/x
  3. Step 3: Cross multiply
    1,020,444.75x = 1,530,681.84 × 355,596.75
  4. Step 4: Simplify right side
    1,020,444.75x = 544,305,487,588.02
  5. Step 5: Solve for x
    x = 544,305,487,588.02/1,020,444.75
  6. Step 6: Final answer
    x = 533,400.25

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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.