Home / 592,428.47-817,547.58-320,495.27

Finding the Fourth Proportional to 592,428.47, 817,547.58 and 320,495.27

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Solution

The fourth proportional to 592,428.47, 817,547.58 and 320,495.27 is: 442,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,428.47 : 817,547.58 = 320,495.27 : x
  2. Step 2: Convert to fraction form
    592,428.47/817,547.58 = 320,495.27/x
  3. Step 3: Cross multiply
    592,428.47x = 817,547.58 × 320,495.27
  4. Step 4: Simplify right side
    592,428.47x = 262,020,128,302.21
  5. Step 5: Solve for x
    x = 262,020,128,302.21/592,428.47
  6. Step 6: Final answer
    x = 442,281.46

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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.