Home / 953,925.30-1,316,129.85-571,812.66

Finding the Fourth Proportional to 953,925.30, 1,316,129.85 and 571,812.66

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Solution

The fourth proportional to 953,925.30, 1,316,129.85 and 571,812.66 is: 788,929.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,925.30 : 1,316,129.85 = 571,812.66 : x
  2. Step 2: Convert to fraction form
    953,925.30/1,316,129.85 = 571,812.66/x
  3. Step 3: Cross multiply
    953,925.30x = 1,316,129.85 × 571,812.66
  4. Step 4: Simplify right side
    953,925.30x = 752,579,710,433.90
  5. Step 5: Solve for x
    x = 752,579,710,433.90/953,925.30
  6. Step 6: Final answer
    x = 788,929.40

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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.