Home / 554,985.90-832,114.35-217,823.40

Finding the Fourth Proportional to 554,985.90, 832,114.35 and 217,823.40

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Solution

The fourth proportional to 554,985.90, 832,114.35 and 217,823.40 is: 326,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,985.90 : 832,114.35 = 217,823.40 : x
  2. Step 2: Convert to fraction form
    554,985.90/832,114.35 = 217,823.40/x
  3. Step 3: Cross multiply
    554,985.90x = 832,114.35 × 217,823.40
  4. Step 4: Simplify right side
    554,985.90x = 181,253,976,905.79
  5. Step 5: Solve for x
    x = 181,253,976,905.79/554,985.90
  6. Step 6: Final answer
    x = 326,592.04

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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.