Home / 724,894.64-1,000,482.72-542,050.64

Finding the Fourth Proportional to 724,894.64, 1,000,482.72 and 542,050.64

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Solution

The fourth proportional to 724,894.64, 1,000,482.72 and 542,050.64 is: 748,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,894.64 : 1,000,482.72 = 542,050.64 : x
  2. Step 2: Convert to fraction form
    724,894.64/1,000,482.72 = 542,050.64/x
  3. Step 3: Cross multiply
    724,894.64x = 1,000,482.72 × 542,050.64
  4. Step 4: Simplify right side
    724,894.64x = 542,312,298,684.94
  5. Step 5: Solve for x
    x = 542,312,298,684.94/724,894.64
  6. Step 6: Final answer
    x = 748,125.68

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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.