Home / 985,903.60-1,477,834.80-535,673.20

Finding the Fourth Proportional to 985,903.60, 1,477,834.80 and 535,673.20

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Solution

The fourth proportional to 985,903.60, 1,477,834.80 and 535,673.20 is: 802,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,903.60 : 1,477,834.80 = 535,673.20 : x
  2. Step 2: Convert to fraction form
    985,903.60/1,477,834.80 = 535,673.20/x
  3. Step 3: Cross multiply
    985,903.60x = 1,477,834.80 × 535,673.20
  4. Step 4: Simplify right side
    985,903.60x = 791,636,496,387.36
  5. Step 5: Solve for x
    x = 791,636,496,387.36/985,903.60
  6. Step 6: Final answer
    x = 802,955.28

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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.