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Finding the Fourth Proportional to 459,783.36, 634,292.64 and 332,256.96

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Solution

The fourth proportional to 459,783.36, 634,292.64 and 332,256.96 is: 458,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,783.36 : 634,292.64 = 332,256.96 : x
  2. Step 2: Convert to fraction form
    459,783.36/634,292.64 = 332,256.96/x
  3. Step 3: Cross multiply
    459,783.36x = 634,292.64 × 332,256.96
  4. Step 4: Simplify right side
    459,783.36x = 210,748,144,316.77
  5. Step 5: Solve for x
    x = 210,748,144,316.77/459,783.36
  6. Step 6: Final answer
    x = 458,364.01

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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.