Home / 957,695.60-1,436,543.40-389,075.60

Finding the Fourth Proportional to 957,695.60, 1,436,543.40 and 389,075.60

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Solution

The fourth proportional to 957,695.60, 1,436,543.40 and 389,075.60 is: 583,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,695.60 : 1,436,543.40 = 389,075.60 : x
  2. Step 2: Convert to fraction form
    957,695.60/1,436,543.40 = 389,075.60/x
  3. Step 3: Cross multiply
    957,695.60x = 1,436,543.40 × 389,075.60
  4. Step 4: Simplify right side
    957,695.60x = 558,923,985,281.04
  5. Step 5: Solve for x
    x = 558,923,985,281.04/957,695.60
  6. Step 6: Final answer
    x = 583,613.40

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Similar ratio
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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.