Home / 880,068.81-1,214,286.82-498,095.58

Finding the Fourth Proportional to 880,068.81, 1,214,286.82 and 498,095.58

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Solution

The fourth proportional to 880,068.81, 1,214,286.82 and 498,095.58 is: 687,254.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,068.81 : 1,214,286.82 = 498,095.58 : x
  2. Step 2: Convert to fraction form
    880,068.81/1,214,286.82 = 498,095.58/x
  3. Step 3: Cross multiply
    880,068.81x = 1,214,286.82 × 498,095.58
  4. Step 4: Simplify right side
    880,068.81x = 604,830,897,894.26
  5. Step 5: Solve for x
    x = 604,830,897,894.26/880,068.81
  6. Step 6: Final answer
    x = 687,254.10

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1.5x scale

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.