Home / 585,535.12-808,038.66-317,263.12

Finding the Fourth Proportional to 585,535.12, 808,038.66 and 317,263.12

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Solution

The fourth proportional to 585,535.12, 808,038.66 and 317,263.12 is: 437,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,535.12 : 808,038.66 = 317,263.12 : x
  2. Step 2: Convert to fraction form
    585,535.12/808,038.66 = 317,263.12/x
  3. Step 3: Cross multiply
    585,535.12x = 808,038.66 × 317,263.12
  4. Step 4: Simplify right side
    585,535.12x = 256,360,866,352.22
  5. Step 5: Solve for x
    x = 256,360,866,352.22/585,535.12
  6. Step 6: Final answer
    x = 437,823.21

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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.