Home / 637,337.16-877,628.37-623,192.76

Finding the Fourth Proportional to 637,337.16, 877,628.37 and 623,192.76

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Solution

The fourth proportional to 637,337.16, 877,628.37 and 623,192.76 is: 858,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,337.16 : 877,628.37 = 623,192.76 : x
  2. Step 2: Convert to fraction form
    637,337.16/877,628.37 = 623,192.76/x
  3. Step 3: Cross multiply
    637,337.16x = 877,628.37 × 623,192.76
  4. Step 4: Simplify right side
    637,337.16x = 546,931,646,154.60
  5. Step 5: Solve for x
    x = 546,931,646,154.60/637,337.16
  6. Step 6: Final answer
    x = 858,151.20

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Double scale
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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.