Home / 913,325.93-1,369,960.50-433,898.75

Finding the Fourth Proportional to 913,325.93, 1,369,960.50 and 433,898.75

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Solution

The fourth proportional to 913,325.93, 1,369,960.50 and 433,898.75 is: 650,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,325.93 : 1,369,960.50 = 433,898.75 : x
  2. Step 2: Convert to fraction form
    913,325.93/1,369,960.50 = 433,898.75/x
  3. Step 3: Cross multiply
    913,325.93x = 1,369,960.50 × 433,898.75
  4. Step 4: Simplify right side
    913,325.93x = 594,424,148,499.38
  5. Step 5: Solve for x
    x = 594,424,148,499.38/913,325.93
  6. Step 6: Final answer
    x = 650,834.64

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Double scale
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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.