Home / 593,150.10-889,725.15-434,519.70

Finding the Fourth Proportional to 593,150.10, 889,725.15 and 434,519.70

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Solution

The fourth proportional to 593,150.10, 889,725.15 and 434,519.70 is: 651,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,150.10 : 889,725.15 = 434,519.70 : x
  2. Step 2: Convert to fraction form
    593,150.10/889,725.15 = 434,519.70/x
  3. Step 3: Cross multiply
    593,150.10x = 889,725.15 × 434,519.70
  4. Step 4: Simplify right side
    593,150.10x = 386,603,105,260.46
  5. Step 5: Solve for x
    x = 386,603,105,260.46/593,150.10
  6. Step 6: Final answer
    x = 651,779.55

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Half scale
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Double scale
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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.