Home / 1,018,303.50-1,405,302.60-565,594.50

Finding the Fourth Proportional to 1,018,303.50, 1,405,302.60 and 565,594.50

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Solution

The fourth proportional to 1,018,303.50, 1,405,302.60 and 565,594.50 is: 780,544.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,303.50 : 1,405,302.60 = 565,594.50 : x
  2. Step 2: Convert to fraction form
    1,018,303.50/1,405,302.60 = 565,594.50/x
  3. Step 3: Cross multiply
    1,018,303.50x = 1,405,302.60 × 565,594.50
  4. Step 4: Simplify right side
    1,018,303.50x = 794,831,421,395.70
  5. Step 5: Solve for x
    x = 794,831,421,395.70/1,018,303.50
  6. Step 6: Final answer
    x = 780,544.72

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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.