Home / 486,426.06-724,746.65-459,263.52

Finding the Fourth Proportional to 486,426.06, 724,746.65 and 459,263.52

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Solution

The fourth proportional to 486,426.06, 724,746.65 and 459,263.52 is: 684,276.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,426.06 : 724,746.65 = 459,263.52 : x
  2. Step 2: Convert to fraction form
    486,426.06/724,746.65 = 459,263.52/x
  3. Step 3: Cross multiply
    486,426.06x = 724,746.65 × 459,263.52
  4. Step 4: Simplify right side
    486,426.06x = 332,849,695,290.89
  5. Step 5: Solve for x
    x = 332,849,695,290.89/486,426.06
  6. Step 6: Final answer
    x = 684,276.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.