Home / 517,421.19-776,132.06-232,779.36

Finding the Fourth Proportional to 517,421.19, 776,132.06 and 232,779.36

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Solution

The fourth proportional to 517,421.19, 776,132.06 and 232,779.36 is: 349,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,421.19 : 776,132.06 = 232,779.36 : x
  2. Step 2: Convert to fraction form
    517,421.19/776,132.06 = 232,779.36/x
  3. Step 3: Cross multiply
    517,421.19x = 776,132.06 × 232,779.36
  4. Step 4: Simplify right side
    517,421.19x = 180,667,523,038.39
  5. Step 5: Solve for x
    x = 180,667,523,038.39/517,421.19
  6. Step 6: Final answer
    x = 349,169.16

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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.