Home / 953,148.56-1,429,302.98-447,853.28

Finding the Fourth Proportional to 953,148.56, 1,429,302.98 and 447,853.28

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Solution

The fourth proportional to 953,148.56, 1,429,302.98 and 447,853.28 is: 671,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,148.56 : 1,429,302.98 = 447,853.28 : x
  2. Step 2: Convert to fraction form
    953,148.56/1,429,302.98 = 447,853.28/x
  3. Step 3: Cross multiply
    953,148.56x = 1,429,302.98 × 447,853.28
  4. Step 4: Simplify right side
    953,148.56x = 640,118,027,706.77
  5. Step 5: Solve for x
    x = 640,118,027,706.77/953,148.56
  6. Step 6: Final answer
    x = 671,582.64

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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.