Home / 877,385.64-1,210,893.66-533,239.32

Finding the Fourth Proportional to 877,385.64, 1,210,893.66 and 533,239.32

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Solution

The fourth proportional to 877,385.64, 1,210,893.66 and 533,239.32 is: 735,931.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,385.64 : 1,210,893.66 = 533,239.32 : x
  2. Step 2: Convert to fraction form
    877,385.64/1,210,893.66 = 533,239.32/x
  3. Step 3: Cross multiply
    877,385.64x = 1,210,893.66 × 533,239.32
  4. Step 4: Simplify right side
    877,385.64x = 645,696,111,850.71
  5. Step 5: Solve for x
    x = 645,696,111,850.71/877,385.64
  6. Step 6: Final answer
    x = 735,931.94

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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.