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Finding the Fourth Proportional to 554,762.07, 832,166.88 and 217,875.72

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Solution

The fourth proportional to 554,762.07, 832,166.88 and 217,875.72 is: 326,822.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,762.07 : 832,166.88 = 217,875.72 : x
  2. Step 2: Convert to fraction form
    554,762.07/832,166.88 = 217,875.72/x
  3. Step 3: Cross multiply
    554,762.07x = 832,166.88 × 217,875.72
  4. Step 4: Simplify right side
    554,762.07x = 181,308,958,140.15
  5. Step 5: Solve for x
    x = 181,308,958,140.15/554,762.07
  6. Step 6: Final answer
    x = 326,822.92

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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.