Home / 912,831.20-1,369,246.80-595,570.40

Finding the Fourth Proportional to 912,831.20, 1,369,246.80 and 595,570.40

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Solution

The fourth proportional to 912,831.20, 1,369,246.80 and 595,570.40 is: 893,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,831.20 : 1,369,246.80 = 595,570.40 : x
  2. Step 2: Convert to fraction form
    912,831.20/1,369,246.80 = 595,570.40/x
  3. Step 3: Cross multiply
    912,831.20x = 1,369,246.80 × 595,570.40
  4. Step 4: Simplify right side
    912,831.20x = 815,482,864,374.72
  5. Step 5: Solve for x
    x = 815,482,864,374.72/912,831.20
  6. Step 6: Final answer
    x = 893,355.60

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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.