Home / 570,303.63-786,826.83-328,580.19

Finding the Fourth Proportional to 570,303.63, 786,826.83 and 328,580.19

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Solution

The fourth proportional to 570,303.63, 786,826.83 and 328,580.19 is: 453,329.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,303.63 : 786,826.83 = 328,580.19 : x
  2. Step 2: Convert to fraction form
    570,303.63/786,826.83 = 328,580.19/x
  3. Step 3: Cross multiply
    570,303.63x = 786,826.83 × 328,580.19
  4. Step 4: Simplify right side
    570,303.63x = 258,535,709,298.50
  5. Step 5: Solve for x
    x = 258,535,709,298.50/570,303.63
  6. Step 6: Final answer
    x = 453,329.94

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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.