Home / 1,018,373.18-1,527,559.52-260,216.06

Finding the Fourth Proportional to 1,018,373.18, 1,527,559.52 and 260,216.06

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Solution

The fourth proportional to 1,018,373.18, 1,527,559.52 and 260,216.06 is: 390,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,373.18 : 1,527,559.52 = 260,216.06 : x
  2. Step 2: Convert to fraction form
    1,018,373.18/1,527,559.52 = 260,216.06/x
  3. Step 3: Cross multiply
    1,018,373.18x = 1,527,559.52 × 260,216.06
  4. Step 4: Simplify right side
    1,018,373.18x = 397,495,510,771.01
  5. Step 5: Solve for x
    x = 397,495,510,771.01/1,018,373.18
  6. Step 6: Final answer
    x = 390,324.02

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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.